22103112331 has 2 divisors, whose sum is σ = 22103112332. Its totient is φ = 22103112330.

The previous prime is 22103112299. The next prime is 22103112349. The reversal of 22103112331 is 13321130122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22103112331 - 2⁵ = 22103112299 is a prime.

It is a super-2 number, since 2×22103112331² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22103112299 and 22103112308.

It is not a weakly prime, because it can be changed into another prime (22103112431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051556165 + 11051556166.

It is an arithmetic number, because the mean of its divisors is an integer number (11051556166).

Almost surely, 2^22103112331 is an apocalyptic number.

22103112331 is a deficient number, since it is larger than the sum of its proper divisors (1).

22103112331 is an equidigital number, since it uses as much as digits as its factorization.

22103112331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 22103112331 its reverse (13321130122), we get a palindrome (35424242453).

The spelling of 22103112331 in words is "twenty-two billion, one hundred three million, one hundred twelve thousand, three hundred thirty-one".