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12310200331 = 111386085317
BaseRepresentation
bin10110111011011111…
…01100000000001011
31011202220210222012121
423131233230000023
5200202402402311
65353310152111
7614025655612
oct133557540013
934686728177
1012310200331
115247872790
1224767b2637
1312124c4410
1484acc8879
154c0ae6b71
hex2ddbec00b

12310200331 has 8 divisors (see below), whose sum is σ = 14462333424. Its totient is φ = 10330237920.

The previous prime is 12310200269. The next prime is 12310200337. The reversal of 12310200331 is 13300201321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12310200331 is a prime.

It is a super-2 number, since 2×123102003312 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12310200337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43042516 + ... + 43042801.

It is an arithmetic number, because the mean of its divisors is an integer number (1807791678).

Almost surely, 212310200331 is an apocalyptic number.

12310200331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12310200331 is a deficient number, since it is larger than the sum of its proper divisors (2152133093).

12310200331 is a wasteful number, since it uses less digits than its factorization.

12310200331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86085341.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 12310200331 its reverse (13300201321), we get a palindrome (25610401652).

The spelling of 12310200331 in words is "twelve billion, three hundred ten million, two hundred thousand, three hundred thirty-one".

Divisors: 1 11 13 143 86085317 946938487 1119109121 12310200331