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30201211110210 = 23571434110028261
BaseRepresentation
bin1101101110111110001000…
…11101011100001101000010
310221221012121022220012212020
412313133010131130031002
512424304040021011320
6144122124515342310
76234652110533610
oct667370435341502
9127835538805766
1030201211110210
119694297367288
1234792445b1996
1313b0c6764288a
14765a642506b0
15375909730940
hex1b77c475c342

30201211110210 has 64 divisors (see below), whose sum is σ = 82843392155904. Its totient is φ = 6902651923200.

The previous prime is 30201211110197. The next prime is 30201211110211. The reversal of 30201211110210 is 1201111210203.

It is a super-2 number, since 2×302012111102102 (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 30201211110210.

It is not an unprimeable number, because it can be changed into a prime (30201211110211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2002521 + ... + 8025740.

It is an arithmetic number, because the mean of its divisors is an integer number (1294428002436).

Almost surely, 230201211110210 is an apocalyptic number.

30201211110210 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30201211110210 is an abundant number, since it is smaller than the sum of its proper divisors (52642181045694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30201211110210 is a wasteful number, since it uses less digits than its factorization.

30201211110210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10042619.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 30201211110210 its reverse (1201111210203), we get a palindrome (31402322320413).

The spelling of 30201211110210 in words is "thirty trillion, two hundred one billion, two hundred eleven million, one hundred ten thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 14341 28682 43023 71705 86046 100387 143410 200774 215115 301161 430230 501935 602322 1003870 1505805 3011610 10028261 20056522 30084783 50141305 60169566 70197827 100282610 140395654 150423915 210593481 300847830 350989135 421186962 701978270 1052967405 2105934810 143815291001 287630582002 431445873003 719076455005 862891746006 1006707037007 1438152910010 2013414074014 2157229365015 3020121111021 4314458730030 5033535185035 6040242222042 10067070370070 15100605555105 30201211110210