12013142131320 has 128 divisors (see below), whose sum is σ = 39854309955840. Its totient is φ = 2872382653440.

The previous prime is 12013142131307. The next prime is 12013142131349. The reversal of 12013142131320 is 2313124131021.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62238334 + ... + 62431053.

It is an arithmetic number, because the mean of its divisors is an integer number (311361796530).

Almost surely, 2^{12013142131320} is an apocalyptic number.

12013142131320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12013142131320 is an abundant number, since it is smaller than the sum of its proper divisors (27841167824520).

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

12013142131320 is a wasteful number, since it uses less digits than its factorization.

12013142131320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124669485 (or 124669481 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 12013142131320 its reverse (2313124131021), we get a palindrome (14326266262341).

The spelling of 12013142131320 in words is "twelve trillion, thirteen billion, one hundred forty-two million, one hundred thirty-one thousand, three hundred twenty".