122330047894189 has 2 divisors, whose sum is σ = 122330047894190. Its totient is φ = 122330047894188.

The previous prime is 122330047894177. The next prime is 122330047894211. The reversal of 122330047894189 is 981498740033221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79279613288100 + 43050434606089 = 8903910^2 + 6561283^2 .

It is a cyclic number.

It is not a de Polignac number, because 122330047894189 - 2²³ = 122330039505581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122330047894169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61165023947094 + 61165023947095.

It is an arithmetic number, because the mean of its divisors is an integer number (61165023947095).

Almost surely, 2^{122330047894189} is an apocalyptic number.

It is an amenable number.

122330047894189 is a deficient number, since it is larger than the sum of its proper divisors (1).

122330047894189 is an equidigital number, since it uses as much as digits as its factorization.

122330047894189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20901888, while the sum is 61.

The spelling of 122330047894189 in words is "one hundred twenty-two trillion, three hundred thirty billion, forty-seven million, eight hundred ninety-four thousand, one hundred eighty-nine".