102651112 has 16 divisors (see below), whose sum is σ = 192772800. Its totient is φ = 51245040.

The previous prime is 102651041. The next prime is 102651113. The reversal of 102651112 is 211156201.

It is a self number, because there is not a number n which added to its sum of digits gives 102651112.

It is not an unprimeable number, because it can be changed into a prime (102651113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4464 + ... + 15007.

It is an arithmetic number, because the mean of its divisors is an integer number (12048300).

Almost surely, 2^102651112 is an apocalyptic number.

It is an amenable number.

102651112 is a deficient number, since it is larger than the sum of its proper divisors (90121688).

102651112 is a wasteful number, since it uses less digits than its factorization.

102651112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20136 (or 20132 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 102651112 is about 10131.6885068581. The cubic root of 102651112 is about 468.2249509066.

The spelling of 102651112 in words is "one hundred two million, six hundred fifty-one thousand, one hundred twelve".