102022100986 has 16 divisors (see below), whose sum is σ = 174499340904. Its totient is φ = 44317292544.

The previous prime is 102022100977. The next prime is 102022100987. The reversal of 102022100986 is 689001220201.

It can be written as a sum of positive squares in 4 ways, for example, as 68191488225 + 33830612761 = 261135^2 + 183931^2 .

It is not an unprimeable number, because it can be changed into a prime (102022100987) 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, 115409175 + ... + 115410058.

Almost surely, 2^102022100986 is an apocalyptic number.

102022100986 is a deficient number, since it is larger than the sum of its proper divisors (72477239918).

102022100986 is a wasteful number, since it uses less digits than its factorization.

102022100986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230819265.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 102022100986 in words is "one hundred two billion, twenty-two million, one hundred thousand, nine hundred eighty-six".