22302314125221 has 16 divisors (see below), whose sum is σ = 32024101023936. Its totient is φ = 13724387275776.

The previous prime is 22302314125219. The next prime is 22302314125243. The reversal of 22302314125221 is 12252141320322.

It is a happy number.

It is not a de Polignac number, because 22302314125221 - 2¹ = 22302314125219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22302314125321) 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, 2525701 + ... + 7140293.

It is an arithmetic number, because the mean of its divisors is an integer number (2001506313996).

Almost surely, 2^{22302314125221} is an apocalyptic number.

It is an amenable number.

22302314125221 is a deficient number, since it is larger than the sum of its proper divisors (9721786898715).

22302314125221 is a wasteful number, since it uses less digits than its factorization.

22302314125221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4738532.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 22302314125221 its reverse (12252141320322), we get a palindrome (34554455445543).

The spelling of 22302314125221 in words is "twenty-two trillion, three hundred two billion, three hundred fourteen million, one hundred twenty-five thousand, two hundred twenty-one".