115301100 has 108 divisors (see below), whose sum is σ = 346260824. Its totient is φ = 29621760.

The previous prime is 115301099. The next prime is 115301111. The reversal of 115301100 is 1103511.

It is a super-2 number, since 2×115301100² = 26588687322420000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 252072 + ... + 252528.

Almost surely, 2^115301100 is an apocalyptic number.

115301100 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 115301100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173130412).

115301100 is an abundant number, since it is smaller than the sum of its proper divisors (230959724).

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

115301100 is a wasteful number, since it uses less digits than its factorization.

115301100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532 (or 496 counting only the distinct ones).

The product of its (nonzero) digits is 15, while the sum is 12.

The square root of 115301100 is about 10737.8349773127. The cubic root of 115301100 is about 486.7184584483.

Adding to 115301100 its reverse (1103511), we get a palindrome (116404611).

The spelling of 115301100 in words is "one hundred fifteen million, three hundred one thousand, one hundred".