122535541320239 has 2 divisors, whose sum is σ = 122535541320240. Its totient is φ = 122535541320238.

The previous prime is 122535541320149. The next prime is 122535541320349. The reversal of 122535541320239 is 932023145535221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122535541320239 - 2¹² = 122535541316143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122535541320193 and 122535541320202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122535541350239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61267770660119 + 61267770660120.

It is an arithmetic number, because the mean of its divisors is an integer number (61267770660120).

Almost surely, 2^{122535541320239} is an apocalyptic number.

122535541320239 is a deficient number, since it is larger than the sum of its proper divisors (1).

122535541320239 is an equidigital number, since it uses as much as digits as its factorization.

122535541320239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 122535541320239 in words is "one hundred twenty-two trillion, five hundred thirty-five billion, five hundred forty-one million, three hundred twenty thousand, two hundred thirty-nine".