122231233111 has 16 divisors (see below), whose sum is σ = 133434441504. Its totient is φ = 111294342144.

The previous prime is 122231233109. The next prime is 122231233123. The reversal of 122231233111 is 111332132221.

It is a cyclic number.

It is not a de Polignac number, because 122231233111 - 2¹ = 122231233109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122231233141) 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, 135535 + ... + 512671.

It is an arithmetic number, because the mean of its divisors is an integer number (8339652594).

Almost surely, 2^122231233111 is an apocalyptic number.

122231233111 is a deficient number, since it is larger than the sum of its proper divisors (11203208393).

122231233111 is a wasteful number, since it uses less digits than its factorization.

122231233111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377490.

The product of its digits is 432, while the sum is 22.

Adding to 122231233111 its reverse (111332132221), we get a palindrome (233563365332).

The spelling of 122231233111 in words is "one hundred twenty-two billion, two hundred thirty-one million, two hundred thirty-three thousand, one hundred eleven".