222131320023 has 8 divisors (see below), whose sum is σ = 297023734000. Its totient is φ = 147663226368.

The previous prime is 222131320007. The next prime is 222131320027. The reversal of 222131320023 is 320023131222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222131320023 - 2⁴ = 222131320007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222131320027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106078858 + ... + 106080951.

It is an arithmetic number, because the mean of its divisors is an integer number (37127966750).

Almost surely, 2^222131320023 is an apocalyptic number.

222131320023 is a deficient number, since it is larger than the sum of its proper divisors (74892413977).

222131320023 is a wasteful number, since it uses less digits than its factorization.

222131320023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212160161.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 222131320023 its reverse (320023131222), we get a palindrome (542154451245).

The spelling of 222131320023 in words is "two hundred twenty-two billion, one hundred thirty-one million, three hundred twenty thousand, twenty-three".