122140144411 has 4 divisors (see below), whose sum is σ = 122472951712. Its totient is φ = 121807337112.

The previous prime is 122140144261. The next prime is 122140144447. The reversal of 122140144411 is 114441041221.

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 122140144411 - 2²⁹ = 121603273499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122140144471) 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, 166403100 + ... + 166403833.

It is an arithmetic number, because the mean of its divisors is an integer number (30618237928).

Almost surely, 2^122140144411 is an apocalyptic number.

122140144411 is a deficient number, since it is larger than the sum of its proper divisors (332807301).

122140144411 is an equidigital number, since it uses as much as digits as its factorization.

122140144411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332807300.

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 122140144411 its reverse (114441041221), we get a palindrome (236581185632).

The spelling of 122140144411 in words is "one hundred twenty-two billion, one hundred forty million, one hundred forty-four thousand, four hundred eleven".