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1030200321210 = 235129967264221
BaseRepresentation
bin11101111110111001011…
…10010110010010111010
310122111010102122200220020
432333130232112102322
5113334322240234320
62105133440111310
7134300216150514
oct16773456262272
93574112580806
101030200321210
113679a6251245
121477b0005536
13761bbccb1a8
1437c0d318bb4
151bbe7c5e940
hexefdcb964ba

1030200321210 has 32 divisors (see below), whose sum is σ = 2472509152512. Its totient is φ = 274716932160.

The previous prime is 1030200321197. The next prime is 1030200321221. The reversal of 1030200321210 is 121230020301.

It is a super-2 number, since 2×10302003212102 (a number of 25 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 1030200321210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3766900 + ... + 4031120.

It is an arithmetic number, because the mean of its divisors is an integer number (77265911016).

Almost surely, 21030200321210 is an apocalyptic number.

1030200321210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1030200321210 is an abundant number, since it is smaller than the sum of its proper divisors (1442308831302).

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

1030200321210 is a wasteful number, since it uses less digits than its factorization.

1030200321210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394198.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1030200321210 its reverse (121230020301), we get a palindrome (1151430341511).

The spelling of 1030200321210 in words is "one trillion, thirty billion, two hundred million, three hundred twenty-one thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 129967 259934 264221 389901 528442 649835 779802 792663 1299670 1321105 1585326 1949505 2642210 3899010 3963315 7926630 34340010707 68680021414 103020032121 171700053535 206040064242 343400107070 515100160605 1030200321210