102212011201986 has 96 divisors (see below), whose sum is σ = 262474235412480. Its totient is φ = 29202999440976.

The previous prime is 102212011201981. The next prime is 102212011202039. The reversal of 102212011201986 is 689102110212201.

It is a self number, because there is not a number n which added to its sum of digits gives 102212011201986.

It is not an unprimeable number, because it can be changed into a prime (102212011201981) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 282385855 + ... + 282747581.

It is an arithmetic number, because the mean of its divisors is an integer number (2734106618880).

Almost surely, 2^{102212011201986} is an apocalyptic number.

102212011201986 is an abundant number, since it is smaller than the sum of its proper divisors (160262224210494).

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

102212011201986 is an equidigital number, since it uses as much as digits as its factorization.

102212011201986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444810 (or 444798 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 36.

The spelling of 102212011201986 in words is "one hundred two trillion, two hundred twelve billion, eleven million, two hundred one thousand, nine hundred eighty-six".