102022199975 has 12 divisors (see below), whose sum is σ = 132007856016. Its totient is φ = 78069161280.

The previous prime is 102022199971. The next prime is 102022199999. The reversal of 102022199975 is 579991220201.

It is a happy number.

It is not a de Polignac number, because 102022199975 - 2² = 102022199971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102022199971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88714382 + ... + 88715531.

It is an arithmetic number, because the mean of its divisors is an integer number (11000654668).

Almost surely, 2^102022199975 is an apocalyptic number.

102022199975 is a deficient number, since it is larger than the sum of its proper divisors (29985656041).

102022199975 is a wasteful number, since it uses less digits than its factorization.

102022199975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177429946 (or 177429941 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 47.

The spelling of 102022199975 in words is "one hundred two billion, twenty-two million, one hundred ninety-nine thousand, nine hundred seventy-five".