122133123033231 has 4 divisors (see below), whose sum is σ = 162844164044312. Its totient is φ = 81422082022152.

The previous prime is 122133123033179. The next prime is 122133123033269. The reversal of 122133123033231 is 132330321331221.

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

It is not a de Polignac number, because 122133123033231 - 2¹⁵ = 122133123000463 is a prime.

It is a super-2 number, since 2×122133123033231² (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 (122133123033331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20355520505536 + ... + 20355520505541.

It is an arithmetic number, because the mean of its divisors is an integer number (40711041011078).

Almost surely, 2^{122133123033231} is an apocalyptic number.

122133123033231 is a deficient number, since it is larger than the sum of its proper divisors (40711041011081).

122133123033231 is an equidigital number, since it uses as much as digits as its factorization.

122133123033231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40711041011080.

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 122133123033231 its reverse (132330321331221), we get a palindrome (254463444364452).

The spelling of 122133123033231 in words is "one hundred twenty-two trillion, one hundred thirty-three billion, one hundred twenty-three million, thirty-three thousand, two hundred thirty-one".