22501021200213 has 32 divisors (see below), whose sum is σ = 30383166707712. Its totient is φ = 14810730177600.

The previous prime is 22501021200211. The next prime is 22501021200227. The reversal of 22501021200213 is 31200212010522.

It is not a de Polignac number, because 22501021200213 - 2¹ = 22501021200211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22501021200213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22501021200211) 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, 1447841223 + ... + 1447856763.

It is an arithmetic number, because the mean of its divisors is an integer number (949473959616).

Almost surely, 2^{22501021200213} is an apocalyptic number.

It is an amenable number.

22501021200213 is a deficient number, since it is larger than the sum of its proper divisors (7882145507499).

22501021200213 is a wasteful number, since it uses less digits than its factorization.

22501021200213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30465.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 22501021200213 its reverse (31200212010522), we get a palindrome (53701233210735).

The spelling of 22501021200213 in words is "twenty-two trillion, five hundred one billion, twenty-one million, two hundred thousand, two hundred thirteen".