116012100 has 72 divisors (see below), whose sum is σ = 353345440. Its totient is φ = 29306880.

The previous prime is 116012077. The next prime is 116012101. The reversal of 116012100 is 1210611.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (116012101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4477 + ... + 15876.

Almost surely, 2^116012100 is an apocalyptic number.

116012100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116012100 is an abundant number, since it is smaller than the sum of its proper divisors (237333340).

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

116012100 is a wasteful number, since it uses less digits than its factorization.

116012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20389 (or 20382 counting only the distinct ones).

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

The square root of 116012100 is about 10770.8913280192. The cubic root of 116012100 is about 487.7168528992.

Adding to 116012100 its reverse (1210611), we get a palindrome (117222711).

The spelling of 116012100 in words is "one hundred sixteen million, twelve thousand, one hundred".