220323310422 has 32 divisors (see below), whose sum is σ = 455222799360. Its totient is φ = 71015508960.

The previous prime is 220323310379. The next prime is 220323310447. The reversal of 220323310422 is 224013323022.

It is a super-2 number, since 2×220323310422² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220323310392 and 220323310401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236253 + ... + 704600.

It is an arithmetic number, because the mean of its divisors is an integer number (14225712480).

Almost surely, 2^220323310422 is an apocalyptic number.

220323310422 is an abundant number, since it is smaller than the sum of its proper divisors (234899488938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220323310422 is a wasteful number, since it uses less digits than its factorization.

220323310422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942148.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 220323310422 its reverse (224013323022), we get a palindrome (444336633444).

The spelling of 220323310422 in words is "two hundred twenty billion, three hundred twenty-three million, three hundred ten thousand, four hundred twenty-two".