322245242221 has 16 divisors (see below), whose sum is σ = 376363609600. Its totient is φ = 270211863168.

The previous prime is 322245242213. The next prime is 322245242239. The reversal of 322245242221 is 122242542223.

It is a cyclic number.

It is not a de Polignac number, because 322245242221 - 2³ = 322245242213 is a prime.

It is a super-2 number, since 2×322245242221² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322245242021) 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, 2612760 + ... + 2733313.

It is an arithmetic number, because the mean of its divisors is an integer number (23522725600).

Almost surely, 2^322245242221 is an apocalyptic number.

It is an amenable number.

322245242221 is a deficient number, since it is larger than the sum of its proper divisors (54118367379).

322245242221 is a wasteful number, since it uses less digits than its factorization.

322245242221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5346268.

The product of its digits is 30720, while the sum is 31.

Adding to 322245242221 its reverse (122242542223), we get a palindrome (444487784444).

The spelling of 322245242221 in words is "three hundred twenty-two billion, two hundred forty-five million, two hundred forty-two thousand, two hundred twenty-one".