101993155922 has 48 divisors (see below), whose sum is σ = 190509732000. Its totient is φ = 40708833984.

The previous prime is 101993155921. The next prime is 101993155931. The reversal of 101993155922 is 229551399101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (101993155921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 354347 + ... + 574062.

It is an arithmetic number, because the mean of its divisors is an integer number (3968952750).

Almost surely, 2^101993155922 is an apocalyptic number.

101993155922 is a deficient number, since it is larger than the sum of its proper divisors (88516576078).

101993155922 is a wasteful number, since it uses less digits than its factorization.

101993155922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928503 (or 928496 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 47.

The spelling of 101993155922 in words is "one hundred one billion, nine hundred ninety-three million, one hundred fifty-five thousand, nine hundred twenty-two".