101111020111100 has 18 divisors (see below), whose sum is σ = 219410913641304. Its totient is φ = 40444408044400.

The previous prime is 101111020111099. The next prime is 101111020111111. The reversal of 101111020111100 is 1111020111101.

It is a happy number.

It is a super-3 number, since 3×101111020111100³ (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 5 ways as a sum of consecutive naturals, for example, 505555100456 + ... + 505555100655.

Almost surely, 2^{101111020111100} is an apocalyptic number.

101111020111100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101111020111100 is an abundant number, since it is smaller than the sum of its proper divisors (118299893530204).

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

101111020111100 is a wasteful number, since it uses less digits than its factorization.

101111020111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011110201125 (or 1011110201118 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 101111020111100 its reverse (1111020111101), we get a palindrome (102222040222201).

Subtracting from 101111020111100 its reverse (1111020111101), we obtain a palindrome (99999999999999).

The spelling of 101111020111100 in words is "one hundred one trillion, one hundred eleven billion, twenty million, one hundred eleven thousand, one hundred".