522241154421 has 16 divisors (see below), whose sum is σ = 795880460928. Its totient is φ = 298391860800.

The previous prime is 522241154417. The next prime is 522241154429. The reversal of 522241154421 is 124451142225.

It is not a de Polignac number, because 522241154421 - 2² = 522241154417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522241154429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1115590 + ... + 1512951.

It is an arithmetic number, because the mean of its divisors is an integer number (49742528808).

Almost surely, 2^522241154421 is an apocalyptic number.

It is an amenable number.

522241154421 is a deficient number, since it is larger than the sum of its proper divisors (273639306507).

522241154421 is a wasteful number, since it uses less digits than its factorization.

522241154421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638012.

The product of its digits is 25600, while the sum is 33.

Adding to 522241154421 its reverse (124451142225), we get a palindrome (646692296646).

The spelling of 522241154421 in words is "five hundred twenty-two billion, two hundred forty-one million, one hundred fifty-four thousand, four hundred twenty-one".