101022122100 has 36 divisors (see below), whose sum is σ = 292290674144. Its totient is φ = 26939232480.

The previous prime is 101022122093. The next prime is 101022122101. The reversal of 101022122100 is 1221220101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101022122101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168369904 + ... + 168370503.

Almost surely, 2^101022122100 is an apocalyptic number.

101022122100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101022122100 is an abundant number, since it is smaller than the sum of its proper divisors (191268552044).

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

101022122100 is a wasteful number, since it uses less digits than its factorization.

101022122100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336740424 (or 336740417 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 101022122100 its reverse (1221220101), we get a palindrome (102243342201).

The spelling of 101022122100 in words is "one hundred one billion, twenty-two million, one hundred twenty-two thousand, one hundred".