102512044 has 6 divisors (see below), whose sum is σ = 179396084. Its totient is φ = 51256020.

The previous prime is 102512021. The next prime is 102512093. The reversal of 102512044 is 440215201.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 12814002 + ... + 12814009.

Almost surely, 2^102512044 is an apocalyptic number.

It is an amenable number.

102512044 is a deficient number, since it is larger than the sum of its proper divisors (76884040).

102512044 is a wasteful number, since it uses less digits than its factorization.

102512044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25628015 (or 25628013 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 102512044 is about 10124.8231589495. The cubic root of 102512044 is about 468.0134106270.

Adding to 102512044 its reverse (440215201), we get a palindrome (542727245).

The spelling of 102512044 in words is "one hundred two million, five hundred twelve thousand, forty-four".