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30331042422211 = 2937531072949711
BaseRepresentation
bin1101110010101111111110…
…00000100101110111000011
310222101121201111102020001101
412321113333000211313003
512433420433330002321
6144301515531115231
76250226335505326
oct671277700456703
9128347644366041
1030331042422211
11973436079a643
12349a4388a2b17
1313c02885a430b
1476c05d1687bd
15378ea7872791
hex1b95ff025dc3

30331042422211 has 32 divisors (see below), whose sum is σ = 32836704825600. Its totient is φ = 27952869934080.

The previous prime is 30331042422179. The next prime is 30331042422271. The reversal of 30331042422211 is 11222424013303.

It is a cyclic number.

It is not a de Polignac number, because 30331042422211 - 25 = 30331042422179 is a prime.

It is a super-2 number, since 2×303310424222112 (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30331042422211.

It is not an unprimeable number, because it can be changed into a prime (30331042422271) 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, 610122646 + ... + 610172356.

It is an arithmetic number, because the mean of its divisors is an integer number (1026147025800).

Almost surely, 230331042422211 is an apocalyptic number.

30331042422211 is a deficient number, since it is larger than the sum of its proper divisors (2505662403389).

30331042422211 is a wasteful number, since it uses less digits than its factorization.

30331042422211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60559.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 30331042422211 its reverse (11222424013303), we get a palindrome (41553466435514).

The spelling of 30331042422211 in words is "thirty trillion, three hundred thirty-one billion, forty-two million, four hundred twenty-two thousand, two hundred eleven".

Divisors: 1 29 37 53 1073 1537 1961 10729 49711 56869 311141 396973 568637 1441619 1839307 2634683 11512217 16490473 21039569 53339903 76405807 97483271 533349319 610147501 2827014859 15467130251 19733924803 28267513907 572283819287 819757903303 1045898014559 30331042422211