122003431135 has 32 divisors (see below), whose sum is σ = 151148021760. Its totient is φ = 94493414400.

The previous prime is 122003431087. The next prime is 122003431139. The reversal of 122003431135 is 531134300221.

It is a happy number.

It is not a de Polignac number, because 122003431135 - 2²⁵ = 121969876703 is a prime.

It is a super-3 number, since 3×122003431135³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122003431139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23099695 + ... + 23104975.

It is an arithmetic number, because the mean of its divisors is an integer number (4723375680).

Almost surely, 2^122003431135 is an apocalyptic number.

122003431135 is a deficient number, since it is larger than the sum of its proper divisors (29144590625).

122003431135 is a wasteful number, since it uses less digits than its factorization.

122003431135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6519.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 122003431135 its reverse (531134300221), we get a palindrome (653137731356).

The spelling of 122003431135 in words is "one hundred twenty-two billion, three million, four hundred thirty-one thousand, one hundred thirty-five".