111002021000100 has 108 divisors (see below), whose sum is σ = 348847689350160. Its totient is φ = 29522437156800.

The previous prime is 111002021000089. The next prime is 111002021000141. The reversal of 111002021000100 is 1000120200111.

It is a happy number.

111002021000100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×111002021000100² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 162370746 + ... + 163052945.

Almost surely, 2^{111002021000100} is an apocalyptic number.

111002021000100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111002021000100 is an abundant number, since it is smaller than the sum of its proper divisors (237845668350060).

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

111002021000100 is a wasteful number, since it uses less digits than its factorization.

111002021000100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325424090 (or 325424080 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 111002021000100 its reverse (1000120200111), we get a palindrome (112002141200211).

The spelling of 111002021000100 in words is "one hundred eleven trillion, two billion, twenty-one million, one hundred", and thus it is an aban number.