322221120131 has 4 divisors (see below), whose sum is σ = 326635108152. Its totient is φ = 317807132112.

The previous prime is 322221120127. The next prime is 322221120139. The reversal of 322221120131 is 131021122223.

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 322221120131 - 2² = 322221120127 is a prime.

It is a super-2 number, since 2×322221120131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322221120139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2206993901 + ... + 2206994046.

It is an arithmetic number, because the mean of its divisors is an integer number (81658777038).

Almost surely, 2^322221120131 is an apocalyptic number.

322221120131 is a deficient number, since it is larger than the sum of its proper divisors (4413988021).

322221120131 is an equidigital number, since it uses as much as digits as its factorization.

322221120131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4413988020.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 322221120131 its reverse (131021122223), we get a palindrome (453242242354).

The spelling of 322221120131 in words is "three hundred twenty-two billion, two hundred twenty-one million, one hundred twenty thousand, one hundred thirty-one".