113572163100 has 144 divisors (see below), whose sum is σ = 359511739776. Its totient is φ = 27453024000.

The previous prime is 113572163083. The next prime is 113572163203. The reversal of 113572163100 is 1361275311.

It is a super-2 number, since 2×113572163100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1095510 + ... + 1194690.

It is an arithmetic number, because the mean of its divisors is an integer number (2496609304).

Almost surely, 2^113572163100 is an apocalyptic number.

113572163100 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 113572163100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179755869888).

113572163100 is an abundant number, since it is smaller than the sum of its proper divisors (245939576676).

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

113572163100 is a wasteful number, since it uses less digits than its factorization.

113572163100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99556 (or 99549 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 30.

It can be divided in two parts, 113572 and 163100, that added together give a palindrome (276672).

The spelling of 113572163100 in words is "one hundred thirteen billion, five hundred seventy-two million, one hundred sixty-three thousand, one hundred".