101011112221100 has 18 divisors (see below), whose sum is σ = 219194113520004. Its totient is φ = 40404444888400.

The previous prime is 101011112221087. The next prime is 101011112221157. The reversal of 101011112221100 is 1122211110101.

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, 505055561006 + ... + 505055561205.

Almost surely, 2^{101011112221100} is an apocalyptic number.

101011112221100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101011112221100 is an abundant number, since it is smaller than the sum of its proper divisors (118183001298904).

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

101011112221100 is a wasteful number, since it uses less digits than its factorization.

101011112221100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010111122225 (or 1010111122218 counting only the distinct ones).

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

Adding to 101011112221100 its reverse (1122211110101), we get a palindrome (102133323331201).

The spelling of 101011112221100 in words is "one hundred one trillion, eleven billion, one hundred twelve million, two hundred twenty-one thousand, one hundred".