222001310011231 has 2 divisors, whose sum is σ = 222001310011232. Its totient is φ = 222001310011230.

The previous prime is 222001310011213. The next prime is 222001310011259. The reversal of 222001310011231 is 132110013100222.

Together with previous prime (222001310011213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222001310011231 - 2⁵ = 222001310011199 is a prime.

It is a super-2 number, since 2×222001310011231² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222001310011199 and 222001310011208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222001310011531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111000655005615 + 111000655005616.

It is an arithmetic number, because the mean of its divisors is an integer number (111000655005616).

Almost surely, 2^{222001310011231} is an apocalyptic number.

222001310011231 is a deficient number, since it is larger than the sum of its proper divisors (1).

222001310011231 is an equidigital number, since it uses as much as digits as its factorization.

222001310011231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 222001310011231 its reverse (132110013100222), we get a palindrome (354111323111453).

The spelling of 222001310011231 in words is "two hundred twenty-two trillion, one billion, three hundred ten million, eleven thousand, two hundred thirty-one".