122134902247 has 2 divisors, whose sum is σ = 122134902248. Its totient is φ = 122134902246.

The previous prime is 122134902217. The next prime is 122134902257. The reversal of 122134902247 is 742209431221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122134902247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122134902217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61067451123 + 61067451124.

It is an arithmetic number, because the mean of its divisors is an integer number (61067451124).

Almost surely, 2^122134902247 is an apocalyptic number.

122134902247 is a deficient number, since it is larger than the sum of its proper divisors (1).

122134902247 is an equidigital number, since it uses as much as digits as its factorization.

122134902247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 122134902247 in words is "one hundred twenty-two billion, one hundred thirty-four million, nine hundred two thousand, two hundred forty-seven".