220322201131 has 4 divisors (see below), whose sum is σ = 220327256632. Its totient is φ = 220317145632.

The previous prime is 220322201111. The next prime is 220322201179. The reversal of 220322201131 is 131102223022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131102223022 = 2 ⋅65551111511.

It is a cyclic number.

It is not a de Polignac number, because 220322201131 - 2⁹ = 220322200619 is a prime.

It is a super-2 number, since 2×220322201131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220322201099 and 220322201108.

It is not an unprimeable number, because it can be changed into a prime (220322201101) 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, 2461806 + ... + 2549731.

It is an arithmetic number, because the mean of its divisors is an integer number (55081814158).

Almost surely, 2^220322201131 is an apocalyptic number.

220322201131 is a deficient number, since it is larger than the sum of its proper divisors (5055501).

220322201131 is an equidigital number, since it uses as much as digits as its factorization.

220322201131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5055500.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 220322201131 its reverse (131102223022), we get a palindrome (351424424153).

The spelling of 220322201131 in words is "two hundred twenty billion, three hundred twenty-two million, two hundred one thousand, one hundred thirty-one".