122342181261583 has 4 divisors (see below), whose sum is σ = 122342214411208. Its totient is φ = 122342148111960.

The previous prime is 122342181261551. The next prime is 122342181261683. The reversal of 122342181261583 is 385162181243221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122342181261583 - 2⁵ = 122342181261551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122342181261283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10229073 + ... + 18690058.

It is an arithmetic number, because the mean of its divisors is an integer number (30585553602802).

Almost surely, 2^{122342181261583} is an apocalyptic number.

122342181261583 is a deficient number, since it is larger than the sum of its proper divisors (33149625).

122342181261583 is an equidigital number, since it uses as much as digits as its factorization.

122342181261583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33149624.

The product of its digits is 1105920, while the sum is 49.

The spelling of 122342181261583 in words is "one hundred twenty-two trillion, three hundred forty-two billion, one hundred eighty-one million, two hundred sixty-one thousand, five hundred eighty-three".