111200311013100 has 72 divisors (see below), whose sum is σ = 321911897861568. Its totient is φ = 29637533198400.

The previous prime is 111200311013087. The next prime is 111200311013137. The reversal of 111200311013100 is 1310113002111.

It is a super-2 number, since 2×111200311013100² (a number of 29 digits) contains 22 as substring.

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 111200311013100.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98708166 + ... + 99828365.

Almost surely, 2^{111200311013100} is an apocalyptic number.

111200311013100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111200311013100 is an abundant number, since it is smaller than the sum of its proper divisors (210711586848468).

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

111200311013100 is a wasteful number, since it uses less digits than its factorization.

111200311013100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198538415 (or 198538408 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 111200311013100 its reverse (1310113002111), we get a palindrome (112510424015211).

The spelling of 111200311013100 in words is "one hundred eleven trillion, two hundred billion, three hundred eleven million, thirteen thousand, one hundred".