116661334220 has 24 divisors (see below), whose sum is σ = 245208176304. Its totient is φ = 46622748096.

The previous prime is 116661334219. The next prime is 116661334249. The reversal of 116661334220 is 22433166611.

116661334220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2588702 + ... + 2633381.

It is an arithmetic number, because the mean of its divisors is an integer number (10217007346).

Almost surely, 2^116661334220 is an apocalyptic number.

116661334220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116661334220 is an abundant number, since it is smaller than the sum of its proper divisors (128546842084).

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

116661334220 is a wasteful number, since it uses less digits than its factorization.

116661334220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5223209 (or 5223207 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 116661334220 in words is "one hundred sixteen billion, six hundred sixty-one million, three hundred thirty-four thousand, two hundred twenty".