22501230203532 has 24 divisors (see below), whose sum is σ = 52511553110016. Its totient is φ = 7499169691408.

The previous prime is 22501230203519. The next prime is 22501230203537. The reversal of 22501230203532 is 23530203210522.

It is a self number, because there is not a number n which added to its sum of digits gives 22501230203532.

It is not an unprimeable number, because it can be changed into a prime (22501230203537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154971468 + ... + 155116595.

It is an arithmetic number, because the mean of its divisors is an integer number (2187981379584).

Almost surely, 2^{22501230203532} is an apocalyptic number.

It is an amenable number.

22501230203532 is an abundant number, since it is smaller than the sum of its proper divisors (30010322906484).

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

22501230203532 is a wasteful number, since it uses less digits than its factorization.

22501230203532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310094117 (or 310094115 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The spelling of 22501230203532 in words is "twenty-two trillion, five hundred one billion, two hundred thirty million, two hundred three thousand, five hundred thirty-two".