22521125011303 has 4 divisors (see below), whose sum is σ = 23070420743328. Its totient is φ = 21971829279280.

The previous prime is 22521125011277. The next prime is 22521125011339. The reversal of 22521125011303 is 30311052112522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22521125011303 - 2⁵ = 22521125011271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22521125011393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274647865951 + ... + 274647866032.

It is an arithmetic number, because the mean of its divisors is an integer number (5767605185832).

Almost surely, 2^{22521125011303} is an apocalyptic number.

22521125011303 is a deficient number, since it is larger than the sum of its proper divisors (549295732025).

22521125011303 is an equidigital number, since it uses as much as digits as its factorization.

22521125011303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549295732024.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 22521125011303 its reverse (30311052112522), we get a palindrome (52832177123825).

The spelling of 22521125011303 in words is "twenty-two trillion, five hundred twenty-one billion, one hundred twenty-five million, eleven thousand, three hundred three".