115111320000 has 560 divisors, whose sum is σ = 401064618240. Its totient is φ = 29072384000.

The previous prime is 115111319957. The next prime is 115111320017. The reversal of 115111320000 is 23111511.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 494039884 + ... + 494040116.

Almost surely, 2^115111320000 is an apocalyptic number.

115111320000 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 115111320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200532309120).

115111320000 is an abundant number, since it is smaller than the sum of its proper divisors (285953298240).

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

115111320000 is a wasteful number, since it uses less digits than its factorization.

115111320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 115111320000 its reverse (23111511), we get a palindrome (115134431511).

The spelling of 115111320000 in words is "one hundred fifteen billion, one hundred eleven million, three hundred twenty thousand".