220322020323131 has 4 divisors (see below), whose sum is σ = 220325408550312. Its totient is φ = 220318632095952.

The previous prime is 220322020323109. The next prime is 220322020323187. The reversal of 220322020323131 is 131323020223022.

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 220322020323131 - 2²² = 220322016128827 is a prime.

It is a super-2 number, since 2×220322020323131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220322020323131.

It is not an unprimeable number, because it can be changed into a prime (220322020323191) 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, 1694016050 + ... + 1694146103.

It is an arithmetic number, because the mean of its divisors is an integer number (55081352137578).

Almost surely, 2^{220322020323131} is an apocalyptic number.

220322020323131 is a deficient number, since it is larger than the sum of its proper divisors (3388227181).

220322020323131 is an equidigital number, since it uses as much as digits as its factorization.

220322020323131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3388227180.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 220322020323131 its reverse (131323020223022), we get a palindrome (351645040546153).

The spelling of 220322020323131 in words is "two hundred twenty trillion, three hundred twenty-two billion, twenty million, three hundred twenty-three thousand, one hundred thirty-one".