111200010020 has 96 divisors (see below), whose sum is σ = 275473820160. Its totient is φ = 37247959040.

The previous prime is 111200010001. The next prime is 111200010073. The reversal of 111200010020 is 20010002111.

It is a super-3 number, since 3×111200010020³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140525 + ... + 492084.

It is an arithmetic number, because the mean of its divisors is an integer number (2869518960).

Almost surely, 2^111200010020 is an apocalyptic number.

111200010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111200010020 is an abundant number, since it is smaller than the sum of its proper divisors (164273810140).

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

111200010020 is a wasteful number, since it uses less digits than its factorization.

111200010020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632693 (or 632691 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 111200010020 its reverse (20010002111), we get a palindrome (131210012131).

The spelling of 111200010020 in words is "one hundred eleven billion, two hundred million, ten thousand, twenty".