102204512 has 24 divisors (see below), whose sum is σ = 203767200. Its totient is φ = 50454144.

The previous prime is 102204503. The next prime is 102204517. The reversal of 102204512 is 215402201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102204517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17687 + ... + 22742.

It is an arithmetic number, because the mean of its divisors is an integer number (8490300).

Almost surely, 2^102204512 is an apocalyptic number.

It is an amenable number.

102204512 is a deficient number, since it is larger than the sum of its proper divisors (101562688).

102204512 is an equidigital number, since it uses as much as digits as its factorization.

102204512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40518 (or 40510 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 102204512 is about 10109.6247210270. The cubic root of 102204512 is about 467.5449347221.

Adding to 102204512 its reverse (215402201), we get a palindrome (317606713).

The spelling of 102204512 in words is "one hundred two million, two hundred four thousand, five hundred twelve".