2123311311122 has 32 divisors (see below), whose sum is σ = 3406058657280. Its totient is φ = 990527852160.

The previous prime is 2123311311097. The next prime is 2123311311127. The reversal of 2123311311122 is 2211131133212.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2123311311127) 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, 363518 + ... + 2092550.

It is an arithmetic number, because the mean of its divisors is an integer number (106439333040).

Almost surely, 2^{2123311311122} is an apocalyptic number.

2123311311122 is a deficient number, since it is larger than the sum of its proper divisors (1282747346158).

2123311311122 is a wasteful number, since it uses less digits than its factorization.

2123311311122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729778.

The product of its digits is 432, while the sum is 23.

Adding to 2123311311122 its reverse (2211131133212), we get a palindrome (4334442444334).

The spelling of 2123311311122 in words is "two trillion, one hundred twenty-three billion, three hundred eleven million, three hundred eleven thousand, one hundred twenty-two".