10131312111240 has 64 divisors (see below), whose sum is σ = 30397338941760. Its totient is φ = 2701380775680.

The previous prime is 10131312111197. The next prime is 10131312111257. The reversal of 10131312111240 is 4211121313101.

It is a happy number.

It is a super-2 number, since 2×10131312111240² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3648454 + ... + 5794293.

It is an arithmetic number, because the mean of its divisors is an integer number (474958420965).

Almost surely, 2^{10131312111240} is an apocalyptic number.

10131312111240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10131312111240 is an abundant number, since it is smaller than the sum of its proper divisors (20266026830520).

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

10131312111240 is a wasteful number, since it uses less digits than its factorization.

10131312111240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9451702 (or 9451698 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 10131312111240 its reverse (4211121313101), we get a palindrome (14342433424341).

The spelling of 10131312111240 in words is "ten trillion, one hundred thirty-one billion, three hundred twelve million, one hundred eleven thousand, two hundred forty".