111122102011100 has 36 divisors (see below), whose sum is σ = 241143914374608. Its totient is φ = 44447190480000.

The previous prime is 111122102011091. The next prime is 111122102011111. The reversal of 111122102011100 is 1110201221111.

It is a super-3 number, since 3×111122102011100³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17920481 + ... + 23310680.

Almost surely, 2^{111122102011100} is an apocalyptic number.

111122102011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111122102011100 is an abundant number, since it is smaller than the sum of its proper divisors (130021812363508).

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

111122102011100 is a wasteful number, since it uses less digits than its factorization.

111122102011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41258126 (or 41258119 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111122102011100 its reverse (1110201221111), we get a palindrome (112232303232211).

The spelling of 111122102011100 in words is "one hundred eleven trillion, one hundred twenty-two billion, one hundred two million, eleven thousand, one hundred".