22105011751 has 2 divisors, whose sum is σ = 22105011752. Its totient is φ = 22105011750.

The previous prime is 22105011737. The next prime is 22105011781. The reversal of 22105011751 is 15711050122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22105011751 - 2²⁵ = 22071457319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22105011781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11052505875 + 11052505876.

It is an arithmetic number, because the mean of its divisors is an integer number (11052505876).

Almost surely, 2^22105011751 is an apocalyptic number.

22105011751 is a deficient number, since it is larger than the sum of its proper divisors (1).

22105011751 is an equidigital number, since it uses as much as digits as its factorization.

22105011751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 700, while the sum is 25.

Adding to 22105011751 its reverse (15711050122), we get a palindrome (37816061873).

The spelling of 22105011751 in words is "twenty-two billion, one hundred five million, eleven thousand, seven hundred fifty-one".