22115251127 has 2 divisors, whose sum is σ = 22115251128. Its totient is φ = 22115251126.

The previous prime is 22115251069. The next prime is 22115251199. The reversal of 22115251127 is 72115251122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22115251127 - 2¹² = 22115247031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22115251127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22115251427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11057625563 + 11057625564.

It is an arithmetic number, because the mean of its divisors is an integer number (11057625564).

Almost surely, 2^22115251127 is an apocalyptic number.

22115251127 is a deficient number, since it is larger than the sum of its proper divisors (1).

22115251127 is an equidigital number, since it uses as much as digits as its factorization.

22115251127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2800, while the sum is 29.

The spelling of 22115251127 in words is "twenty-two billion, one hundred fifteen million, two hundred fifty-one thousand, one hundred twenty-seven".