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12310011210 = 235758619101
BaseRepresentation
bin10110111011011101…
…11101110101001010
31011202220110100210010
423131232331311022
5200202330324320
65353302132350
7614024240340
oct133556756512
934686410703
1012310011210
115247753692
1224767210b6
131212459303
1484ac79990
154c0aaaae0
hex2ddbbdd4a

12310011210 has 32 divisors (see below), whose sum is σ = 33764602752. Its totient is φ = 2813716800.

The previous prime is 12310011191. The next prime is 12310011211. The reversal of 12310011210 is 1211001321.

It is not an unprimeable number, because it can be changed into a prime (12310011211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29309341 + ... + 29309760.

It is an arithmetic number, because the mean of its divisors is an integer number (1055143836).

Almost surely, 212310011210 is an apocalyptic number.

12310011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12310011210 is an abundant number, since it is smaller than the sum of its proper divisors (21454591542).

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

12310011210 is a wasteful number, since it uses less digits than its factorization.

12310011210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58619118.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 12310011210 its reverse (1211001321), we get a palindrome (13521012531).

The spelling of 12310011210 in words is "twelve billion, three hundred ten million, eleven thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 58619101 117238202 175857303 293095505 351714606 410333707 586191010 820667414 879286515 1231001121 1758573030 2051668535 2462002242 4103337070 6155005605 12310011210