23222122122187 has 2 divisors, whose sum is σ = 23222122122188. Its totient is φ = 23222122122186.

The previous prime is 23222122122151. The next prime is 23222122122247. The reversal of 23222122122187 is 78122122122232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23222122122187 - 2²³ = 23222113733579 is a prime.

It is not a weakly prime, because it can be changed into another prime (23222122122487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11611061061093 + 11611061061094.

It is an arithmetic number, because the mean of its divisors is an integer number (11611061061094).

Almost surely, 2^{23222122122187} is an apocalyptic number.

23222122122187 is a deficient number, since it is larger than the sum of its proper divisors (1).

23222122122187 is an equidigital number, since it uses as much as digits as its factorization.

23222122122187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43008, while the sum is 37.

The spelling of 23222122122187 in words is "twenty-three trillion, two hundred twenty-two billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred eighty-seven".