220223320103131 has 32 divisors (see below), whose sum is σ = 237822922713600. Its totient is φ = 203176844505600.

The previous prime is 220223320103123. The next prime is 220223320103191. The reversal of 220223320103131 is 131301023322022.

It is a cyclic number.

It is not a de Polignac number, because 220223320103131 - 2³ = 220223320103123 is a prime.

It is a super-2 number, since 2×220223320103131² (a number of 29 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 = 220223320103096 and 220223320103105.

It is not an unprimeable number, because it can be changed into a prime (220223320103191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145418016 + ... + 146924626.

It is an arithmetic number, because the mean of its divisors is an integer number (7431966334800).

Almost surely, 2^{220223320103131} is an apocalyptic number.

220223320103131 is a deficient number, since it is larger than the sum of its proper divisors (17599602610469).

220223320103131 is a wasteful number, since it uses less digits than its factorization.

220223320103131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507395.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 220223320103131 its reverse (131301023322022), we get a palindrome (351524343425153).

The spelling of 220223320103131 in words is "two hundred twenty trillion, two hundred twenty-three billion, three hundred twenty million, one hundred three thousand, one hundred thirty-one".