22241051731 has 2 divisors, whose sum is σ = 22241051732. Its totient is φ = 22241051730.

The previous prime is 22241051719. The next prime is 22241051741. The reversal of 22241051731 is 13715014222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22241051731 - 2⁵ = 22241051699 is a prime.

It is a super-2 number, since 2×22241051731² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22241051731.

It is not a weakly prime, because it can be changed into another prime (22241051741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120525865 + 11120525866.

It is an arithmetic number, because the mean of its divisors is an integer number (11120525866).

Almost surely, 2^22241051731 is an apocalyptic number.

22241051731 is a deficient number, since it is larger than the sum of its proper divisors (1).

22241051731 is an equidigital number, since it uses as much as digits as its factorization.

22241051731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 22241051731 its reverse (13715014222), we get a palindrome (35956065953).

The spelling of 22241051731 in words is "twenty-two billion, two hundred forty-one million, fifty-one thousand, seven hundred thirty-one".