102100021112086 has 16 divisors (see below), whose sum is σ = 154739337950736. Its totient is φ = 50520312815616.

The previous prime is 102100021112081. The next prime is 102100021112087. The reversal of 102100021112086 is 680211120001201.

It is a super-2 number, since 2×102100021112086² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102100021112086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102100021112081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14871211 + ... + 20624086.

It is an arithmetic number, because the mean of its divisors is an integer number (9671208621921).

Almost surely, 2^{102100021112086} is an apocalyptic number.

102100021112086 is a deficient number, since it is larger than the sum of its proper divisors (52639316838650).

102100021112086 is a wasteful number, since it uses less digits than its factorization.

102100021112086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35510223.

The product of its (nonzero) digits is 384, while the sum is 25.

Adding to 102100021112086 its reverse (680211120001201), we get a palindrome (782311141113287).

The spelling of 102100021112086 in words is "one hundred two trillion, one hundred billion, twenty-one million, one hundred twelve thousand, eighty-six".