222331235231 has 8 divisors (see below), whose sum is σ = 254117489664. Its totient is φ = 190551143160.

The previous prime is 222331235213. The next prime is 222331235233. The reversal of 222331235231 is 132532133222.

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

It is not a de Polignac number, because 222331235231 - 2³⁴ = 205151366047 is a prime.

It is a super-2 number, since 2×222331235231² (a number of 23 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 = 222331235194 and 222331235203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222331235233) 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, 1463015 + ... + 1607816.

It is an arithmetic number, because the mean of its divisors is an integer number (31764686208).

Almost surely, 2^222331235231 is an apocalyptic number.

222331235231 is a deficient number, since it is larger than the sum of its proper divisors (31786254433).

222331235231 is a wasteful number, since it uses less digits than its factorization.

222331235231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3081181.

The product of its digits is 12960, while the sum is 29.

Adding to 222331235231 its reverse (132532133222), we get a palindrome (354863368453).

The spelling of 222331235231 in words is "two hundred twenty-two billion, three hundred thirty-one million, two hundred thirty-five thousand, two hundred thirty-one".