22151322239 has 2 divisors, whose sum is σ = 22151322240. Its totient is φ = 22151322238.

The previous prime is 22151322217. The next prime is 22151322257. The reversal of 22151322239 is 93222315122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22151322239 - 2¹⁶ = 22151256703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22151322209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11075661119 + 11075661120.

It is an arithmetic number, because the mean of its divisors is an integer number (11075661120).

Almost surely, 2^22151322239 is an apocalyptic number.

22151322239 is a deficient number, since it is larger than the sum of its proper divisors (1).

22151322239 is an equidigital number, since it uses as much as digits as its factorization.

22151322239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The spelling of 22151322239 in words is "twenty-two billion, one hundred fifty-one million, three hundred twenty-two thousand, two hundred thirty-nine".