222200015231 has 2 divisors, whose sum is σ = 222200015232. Its totient is φ = 222200015230.

The previous prime is 222200015173. The next prime is 222200015309. The reversal of 222200015231 is 132510002222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222200015231 is a prime.

It is a super-2 number, since 2×222200015231² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222200065231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111100007615 + 111100007616.

It is an arithmetic number, because the mean of its divisors is an integer number (111100007616).

Almost surely, 2^222200015231 is an apocalyptic number.

222200015231 is a deficient number, since it is larger than the sum of its proper divisors (1).

222200015231 is an equidigital number, since it uses as much as digits as its factorization.

222200015231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 222200015231 its reverse (132510002222), we get a palindrome (354710017453).

The spelling of 222200015231 in words is "two hundred twenty-two billion, two hundred million, fifteen thousand, two hundred thirty-one".