101898133922 has 54 divisors (see below), whose sum is σ = 168172450803. Its totient is φ = 46285035264.

The previous prime is 101898133921. The next prime is 101898133933. The reversal of 101898133922 is 229331898101.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 11573241241 + 90324892681 = 107579^2 + 300541^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=225719.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101898133921) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 569263229 + ... + 569263407.

Almost surely, 2^101898133922 is an apocalyptic number.

101898133922 is a deficient number, since it is larger than the sum of its proper divisors (66274316881).

101898133922 is an frugal number, since it uses more digits than its factorization.

101898133922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 47.

The spelling of 101898133922 in words is "one hundred one billion, eight hundred ninety-eight million, one hundred thirty-three thousand, nine hundred twenty-two".