1013252521132 has 48 divisors (see below), whose sum is σ = 1855333771200. Its totient is φ = 483559408640.

The previous prime is 1013252521123. The next prime is 1013252521133. The reversal of 1013252521132 is 2311252523101.

It is a super-2 number, since 2×1013252521132² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1013252521132.

It is not an unprimeable number, because it can be changed into a prime (1013252521133) 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, 79209657 + ... + 79222447.

It is an arithmetic number, because the mean of its divisors is an integer number (38652786900).

Almost surely, 2^{1013252521132} is an apocalyptic number.

It is an amenable number.

1013252521132 is a deficient number, since it is larger than the sum of its proper divisors (842081250068).

1013252521132 is a wasteful number, since it uses less digits than its factorization.

1013252521132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20586 (or 20584 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The spelling of 1013252521132 in words is "one trillion, thirteen billion, two hundred fifty-two million, five hundred twenty-one thousand, one hundred thirty-two".