102110986 has 4 divisors (see below), whose sum is σ = 153166482. Its totient is φ = 51055492.

The previous prime is 102110971. The next prime is 102111029. The reversal of 102110986 is 689011201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 100500625 + 1610361 = 10025^2 + 1269^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25527745 + ... + 25527748.

Almost surely, 2^102110986 is an apocalyptic number.

102110986 is a deficient number, since it is larger than the sum of its proper divisors (51055496).

102110986 is an equidigital number, since it uses as much as digits as its factorization.

102110986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51055495.

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 102110986 is about 10104.9980702621. The cubic root of 102110986 is about 467.4022764654.

The spelling of 102110986 in words is "one hundred two million, one hundred ten thousand, nine hundred eighty-six".