122342440004243 has 16 divisors (see below), whose sum is σ = 131933166573600. Its totient is φ = 113067334437120.

The previous prime is 122342440004107. The next prime is 122342440004341. The reversal of 122342440004243 is 342400044243221.

It is not a de Polignac number, because 122342440004243 - 2¹⁸ = 122342439742099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122342440004443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3343673 + ... + 15995781.

It is an arithmetic number, because the mean of its divisors is an integer number (8245822910850).

Almost surely, 2^{122342440004243} is an apocalyptic number.

122342440004243 is a deficient number, since it is larger than the sum of its proper divisors (9590726569357).

122342440004243 is a wasteful number, since it uses less digits than its factorization.

122342440004243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12664582.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 122342440004243 its reverse (342400044243221), we get a palindrome (464742484247464).

The spelling of 122342440004243 in words is "one hundred twenty-two trillion, three hundred forty-two billion, four hundred forty million, four thousand, two hundred forty-three".