101121022231100 has 36 divisors (see below), whose sum is σ = 224101397363424. Its totient is φ = 39587804446080.

The previous prime is 101121022231081. The next prime is 101121022231189. The reversal of 101121022231100 is 1132220121101.

It is a happy number.

It is a super-2 number, since 2×101121022231100² (a number of 29 digits) contains 22 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, 10757550857 + ... + 10757560256.

Almost surely, 2^{101121022231100} is an apocalyptic number.

101121022231100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101121022231100 is an abundant number, since it is smaller than the sum of its proper divisors (122980375132324).

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

101121022231100 is a wasteful number, since it uses less digits than its factorization.

101121022231100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21515111174 (or 21515111167 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 101121022231100 its reverse (1132220121101), we get a palindrome (102253242352201).

The spelling of 101121022231100 in words is "one hundred one trillion, one hundred twenty-one billion, twenty-two million, two hundred thirty-one thousand, one hundred".