222232112431 has 16 divisors (see below), whose sum is σ = 256469377024. Its totient is φ = 188623046304.

The previous prime is 222232112353. The next prime is 222232112441. The reversal of 222232112431 is 134211232222.

It is not a de Polignac number, because 222232112431 - 2²⁷ = 222097894703 is a prime.

It is a super-2 number, since 2×222232112431² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222232112396 and 222232112405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222232112441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225961 + ... + 703933.

It is an arithmetic number, because the mean of its divisors is an integer number (16029336064).

Almost surely, 2^222232112431 is an apocalyptic number.

222232112431 is a deficient number, since it is larger than the sum of its proper divisors (34237264593).

222232112431 is a wasteful number, since it uses less digits than its factorization.

222232112431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478630.

The product of its digits is 2304, while the sum is 25.

Adding to 222232112431 its reverse (134211232222), we get a palindrome (356443344653).

The spelling of 222232112431 in words is "two hundred twenty-two billion, two hundred thirty-two million, one hundred twelve thousand, four hundred thirty-one".