15112215320000 has 140 divisors (see below), whose sum is σ = 39102662405136. Its totient is φ = 5782064640000.

The previous prime is 15112215319991. The next prime is 15112215320011. The reversal of 15112215320000 is 2351221151.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7293161 + ... + 9133160.

Almost surely, 2^{15112215320000} is an apocalyptic number.

15112215320000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15112215320000 is an abundant number, since it is smaller than the sum of its proper divisors (23990447085136).

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

15112215320000 is an equidigital number, since it uses as much as digits as its factorization.

15112215320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16426376 (or 16426351 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 15112215320000 its reverse (2351221151), we get a palindrome (15114566541151).

The spelling of 15112215320000 in words is "fifteen trillion, one hundred twelve billion, two hundred fifteen million, three hundred twenty thousand".