102230021112021 has 32 divisors (see below), whose sum is σ = 165220844544000. Its totient is φ = 61957360401840.

The previous prime is 102230021112013. The next prime is 102230021112077. The reversal of 102230021112021 is 120211120032201.

102230021112021 is a `hidden beast` number, since 10 + 2 + 2 + 300 + 211 + 120 + 21 = 666.

It is not a de Polignac number, because 102230021112021 - 2³ = 102230021112013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102230021111985 and 102230021112003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102230021112001) 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 31 ways as a sum of consecutive naturals, for example, 116610700 + ... + 117484106.

It is an arithmetic number, because the mean of its divisors is an integer number (5163151392000).

Almost surely, 2^{102230021112021} is an apocalyptic number.

102230021112021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

102230021112021 is a deficient number, since it is larger than the sum of its proper divisors (62990823431979).

102230021112021 is a wasteful number, since it uses less digits than its factorization.

102230021112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267526 (or 1267520 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 102230021112021 its reverse (120211120032201), we get a palindrome (222441141144222).

The spelling of 102230021112021 in words is "one hundred two trillion, two hundred thirty billion, twenty-one million, one hundred twelve thousand, twenty-one".