12122332311 has 32 divisors (see below), whose sum is σ = 17428976640. Its totient is φ = 7478545536.

The previous prime is 12122332283. The next prime is 12122332381. The reversal of 12122332311 is 11323322121.

It is not a de Polignac number, because 12122332311 - 2⁵ = 12122332279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12122332381) 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, 187570 + ... + 243776.

It is an arithmetic number, because the mean of its divisors is an integer number (544655520).

Almost surely, 2^12122332311 is an apocalyptic number.

12122332311 is a deficient number, since it is larger than the sum of its proper divisors (5306644329).

12122332311 is a wasteful number, since it uses less digits than its factorization.

12122332311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56343.

The product of its digits is 432, while the sum is 21.

Adding to 12122332311 its reverse (11323322121), we get a palindrome (23445654432).

The spelling of 12122332311 in words is "twelve billion, one hundred twenty-two million, three hundred thirty-two thousand, three hundred eleven".