13022111222231 has 2 divisors, whose sum is σ = 13022111222232. Its totient is φ = 13022111222230.

The previous prime is 13022111222227. The next prime is 13022111222287. The reversal of 13022111222231 is 13222211122031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13022111222231 - 2² = 13022111222227 is a prime.

It is a super-2 number, since 2×13022111222231² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13022111222197 and 13022111222206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13022111222201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6511055611115 + 6511055611116.

It is an arithmetic number, because the mean of its divisors is an integer number (6511055611116).

Almost surely, 2^{13022111222231} is an apocalyptic number.

13022111222231 is a deficient number, since it is larger than the sum of its proper divisors (1).

13022111222231 is an equidigital number, since it uses as much as digits as its factorization.

13022111222231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 13022111222231 its reverse (13222211122031), we get a palindrome (26244322344262).

The spelling of 13022111222231 in words is "thirteen trillion, twenty-two billion, one hundred eleven million, two hundred twenty-two thousand, two hundred thirty-one".