122042232342143 has 16 divisors (see below), whose sum is σ = 125632833443040. Its totient is φ = 118481060275200.

The previous prime is 122042232342133. The next prime is 122042232342211. The reversal of 122042232342143 is 341243232240221.

It is a cyclic number.

It is not a de Polignac number, because 122042232342143 - 2⁴ = 122042232342127 is a prime.

It is a super-2 number, since 2×122042232342143² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122042232342133) 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, 49570871 + ... + 51974567.

It is an arithmetic number, because the mean of its divisors is an integer number (7852052090190).

Almost surely, 2^{122042232342143} is an apocalyptic number.

122042232342143 is a deficient number, since it is larger than the sum of its proper divisors (3590601100897).

122042232342143 is a wasteful number, since it uses less digits than its factorization.

122042232342143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2409818.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 122042232342143 its reverse (341243232240221), we get a palindrome (463285464582364).

The spelling of 122042232342143 in words is "one hundred twenty-two trillion, forty-two billion, two hundred thirty-two million, three hundred forty-two thousand, one hundred forty-three".