222020111331 has 12 divisors (see below), whose sum is σ = 323220881152. Its totient is φ = 146847946896.

The previous prime is 222020111317. The next prime is 222020111353. The reversal of 222020111331 is 133111020222.

222020111331 is a `hidden beast` number, since 2 + 220 + 2 + 0 + 111 + 331 = 666.

It is not a de Polignac number, because 222020111331 - 2⁶ = 222020111267 is a prime.

It is a super-2 number, since 2×222020111331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222020111311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97120516 + ... + 97122801.

Almost surely, 2^222020111331 is an apocalyptic number.

222020111331 is a deficient number, since it is larger than the sum of its proper divisors (101200769821).

222020111331 is a wasteful number, since it uses less digits than its factorization.

222020111331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194243450 (or 194243447 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 222020111331 its reverse (133111020222), we get a palindrome (355131131553).

The spelling of 222020111331 in words is "two hundred twenty-two billion, twenty million, one hundred eleven thousand, three hundred thirty-one".