222304132231 has 4 divisors (see below), whose sum is σ = 222370042552. Its totient is φ = 222238221912.

The previous prime is 222304132213. The next prime is 222304132261. The reversal of 222304132231 is 132231403222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222304132231 - 2²⁷ = 222169914503 is a prime.

It is a super-2 number, since 2×222304132231² (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 = 222304132196 and 222304132205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222304132201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32950101 + ... + 32956846.

It is an arithmetic number, because the mean of its divisors is an integer number (55592510638).

Almost surely, 2^222304132231 is an apocalyptic number.

222304132231 is a deficient number, since it is larger than the sum of its proper divisors (65910321).

222304132231 is an equidigital number, since it uses as much as digits as its factorization.

222304132231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65910320.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 222304132231 its reverse (132231403222), we get a palindrome (354535535453).

The spelling of 222304132231 in words is "two hundred twenty-two billion, three hundred four million, one hundred thirty-two thousand, two hundred thirty-one".