2153112322512 has 20 divisors (see below), whose sum is σ = 5562206833280. Its totient is φ = 717704107488.

The previous prime is 2153112322457. The next prime is 2153112322531. The reversal of 2153112322512 is 2152232113512.

It is a self number, because there is not a number n which added to its sum of digits gives 2153112322512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22428253312 + ... + 22428253407.

It is an arithmetic number, because the mean of its divisors is an integer number (278110341664).

Almost surely, 2^{2153112322512} is an apocalyptic number.

It is an amenable number.

2153112322512 is an abundant number, since it is smaller than the sum of its proper divisors (3409094510768).

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

2153112322512 is a wasteful number, since it uses less digits than its factorization.

2153112322512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44856506730 (or 44856506724 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The spelling of 2153112322512 in words is "two trillion, one hundred fifty-three billion, one hundred twelve million, three hundred twenty-two thousand, five hundred twelve".