1520022013252 has 12 divisors (see below), whose sum is σ = 2660219298576. Its totient is φ = 759959356520.

The previous prime is 1520022013247. The next prime is 1520022013261. The reversal of 1520022013252 is 2523102200251.

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 3 ways as a sum of consecutive naturals, for example, 12846274 + ... + 12964057.

It is an arithmetic number, because the mean of its divisors is an integer number (221684941548).

Almost surely, 2^{1520022013252} is an apocalyptic number.

It is an amenable number.

1520022013252 is a deficient number, since it is larger than the sum of its proper divisors (1140197285324).

1520022013252 is a wasteful number, since it uses less digits than its factorization.

1520022013252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25825058 (or 25825056 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 1520022013252 in words is "one trillion, five hundred twenty billion, twenty-two million, thirteen thousand, two hundred fifty-two".