111202120200120 has 64 divisors (see below), whose sum is σ = 335815674301440. Its totient is φ = 29457515280000.

The previous prime is 111202120200071. The next prime is 111202120200163. The reversal of 111202120200120 is 21002021202111.

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

It is a self number, because there is not a number n which added to its sum of digits gives 111202120200120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3068473056 + ... + 3068509295.

It is an arithmetic number, because the mean of its divisors is an integer number (5247119910960).

Almost surely, 2^{111202120200120} is an apocalyptic number.

111202120200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111202120200120 is an abundant number, since it is smaller than the sum of its proper divisors (224613554101320).

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

111202120200120 is a wasteful number, since it uses less digits than its factorization.

111202120200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6136982516 (or 6136982512 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111202120200120 its reverse (21002021202111), we get a palindrome (132204141402231).

The spelling of 111202120200120 in words is "one hundred eleven trillion, two hundred two billion, one hundred twenty million, two hundred thousand, one hundred twenty".