102020022192 has 80 divisors (see below), whose sum is σ = 304423408512. Its totient is φ = 29096616960.

The previous prime is 102020022149. The next prime is 102020022193. The reversal of 102020022192 is 291220020201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102020022193) 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 15 ways as a sum of consecutive naturals, for example, 5673958 + ... + 5691909.

Almost surely, 2^102020022192 is an apocalyptic number.

102020022192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102020022192 is an abundant number, since it is smaller than the sum of its proper divisors (202403386320).

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

102020022192 is a wasteful number, since it uses less digits than its factorization.

102020022192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11365906 (or 11365900 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 102020022192 its reverse (291220020201), we get a palindrome (393240042393).

The spelling of 102020022192 in words is "one hundred two billion, twenty million, twenty-two thousand, one hundred ninety-two".