22158624227 has 2 divisors, whose sum is σ = 22158624228. Its totient is φ = 22158624226.

The previous prime is 22158624221. The next prime is 22158624247. The reversal of 22158624227 is 72242685122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22158624227 - 2¹⁰ = 22158623203 is a prime.

It is not a weakly prime, because it can be changed into another prime (22158624221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11079312113 + 11079312114.

It is an arithmetic number, because the mean of its divisors is an integer number (11079312114).

Almost surely, 2^22158624227 is an apocalyptic number.

22158624227 is a deficient number, since it is larger than the sum of its proper divisors (1).

22158624227 is an equidigital number, since it uses as much as digits as its factorization.

22158624227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 215040, while the sum is 41.

The spelling of 22158624227 in words is "twenty-two billion, one hundred fifty-eight million, six hundred twenty-four thousand, two hundred twenty-seven".