1013131445224 has 32 divisors (see below), whose sum is σ = 1955978130600. Its totient is φ = 491607671040.

The previous prime is 1013131445219. The next prime is 1013131445251. The reversal of 1013131445224 is 4225441313101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1002037036324 + 11094408900 = 1001018^2 + 105330^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4284267 + ... + 4514554.

Almost surely, 2^{1013131445224} is an apocalyptic number.

It is an amenable number.

1013131445224 is a deficient number, since it is larger than the sum of its proper divisors (942846685376).

1013131445224 is a wasteful number, since it uses less digits than its factorization.

1013131445224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8799253 (or 8799249 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 1013131445224 its reverse (4225441313101), we get a palindrome (5238572758325).

The spelling of 1013131445224 in words is "one trillion, thirteen billion, one hundred thirty-one million, four hundred forty-five thousand, two hundred twenty-four".