15120132470100 has 720 divisors, whose sum is σ = 57655431482880. Its totient is φ = 3356283340800.

The previous prime is 15120132470099. The next prime is 15120132470101. The reversal of 15120132470100 is 107423102151.

15120132470100 is a `hidden beast` number, since 1 + 51 + 2 + 0 + 132 + 470 + 10 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (15120132470099) and next prime (15120132470101).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15120132470101) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 273209632 + ... + 273264968.

Almost surely, 2^{15120132470100} is an apocalyptic number.

15120132470100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15120132470100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28827715741440).

15120132470100 is an abundant number, since it is smaller than the sum of its proper divisors (42535299012780).

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

15120132470100 is a wasteful number, since it uses less digits than its factorization.

15120132470100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55510 (or 55494 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

Adding to 15120132470100 its reverse (107423102151), we get a palindrome (15227555572251).

The spelling of 15120132470100 in words is "fifteen trillion, one hundred twenty billion, one hundred thirty-two million, four hundred seventy thousand, one hundred".