22154562323 has 2 divisors, whose sum is σ = 22154562324. Its totient is φ = 22154562322.

The previous prime is 22154562307. The next prime is 22154562329. The reversal of 22154562323 is 32326545122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22154562323 - 2⁴ = 22154562307 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22154562329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11077281161 + 11077281162.

It is an arithmetic number, because the mean of its divisors is an integer number (11077281162).

Almost surely, 2^22154562323 is an apocalyptic number.

22154562323 is a deficient number, since it is larger than the sum of its proper divisors (1).

22154562323 is an equidigital number, since it uses as much as digits as its factorization.

22154562323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 35.

The spelling of 22154562323 in words is "twenty-two billion, one hundred fifty-four million, five hundred sixty-two thousand, three hundred twenty-three".