15122155050100 has 72 divisors (see below), whose sum is σ = 37504808913600. Its totient is φ = 5184481125120.

The previous prime is 15122155050019. The next prime is 15122155050131. The reversal of 15122155050100 is 105055122151.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13828176 + ... + 14881624.

It is an arithmetic number, because the mean of its divisors is an integer number (520900123800).

Almost surely, 2^{15122155050100} is an apocalyptic number.

15122155050100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15122155050100 is an abundant number, since it is smaller than the sum of its proper divisors (22382653863500).

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

15122155050100 is a wasteful number, since it uses less digits than its factorization.

15122155050100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073977 (or 1073970 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 28.

The spelling of 15122155050100 in words is "fifteen trillion, one hundred twenty-two billion, one hundred fifty-five million, fifty thousand, one hundred".