10002565212 has 48 divisors (see below), whose sum is σ = 23549460480. Its totient is φ = 3304228032.

The previous prime is 10002565211. The next prime is 10002565217. The reversal of 10002565212 is 21256520001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002565211) 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 15 ways as a sum of consecutive naturals, for example, 1580278 + ... + 1586594.

It is an arithmetic number, because the mean of its divisors is an integer number (490613760).

Almost surely, 2^10002565212 is an apocalyptic number.

10002565212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10002565212 is an abundant number, since it is smaller than the sum of its proper divisors (13546895268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10002565212 is a wasteful number, since it uses less digits than its factorization.

10002565212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7490 (or 7488 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The spelling of 10002565212 in words is "ten billion, two million, five hundred sixty-five thousand, two hundred twelve".