12501204522 has 64 divisors (see below), whose sum is σ = 26779852800. Its totient is φ = 3881787840.

The previous prime is 12501204517. The next prime is 12501204523. The reversal of 12501204522 is 22540210521.

It is a super-3 number, since 3×12501204522³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 12501204492 and 12501204501.

It is not an unprimeable number, because it can be changed into a prime (12501204523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1868379 + ... + 1875057.

It is an arithmetic number, because the mean of its divisors is an integer number (418435200).

Almost surely, 2^12501204522 is an apocalyptic number.

12501204522 is an abundant number, since it is smaller than the sum of its proper divisors (14278648278).

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

12501204522 is a wasteful number, since it uses less digits than its factorization.

12501204522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7091.

The product of its (nonzero) digits is 1600, while the sum is 24.

The spelling of 12501204522 in words is "twelve billion, five hundred one million, two hundred four thousand, five hundred twenty-two".