123313223211 has 16 divisors (see below), whose sum is σ = 168699784704. Its totient is φ = 80078158944.

The previous prime is 123313223203. The next prime is 123313223227. The reversal of 123313223211 is 112322313321.

It is not a de Polignac number, because 123313223211 - 2³ = 123313223203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123313223291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1254996 + ... + 1349681.

It is an arithmetic number, because the mean of its divisors is an integer number (10543736544).

Almost surely, 2^123313223211 is an apocalyptic number.

123313223211 is a deficient number, since it is larger than the sum of its proper divisors (45386561493).

123313223211 is a wasteful number, since it uses less digits than its factorization.

123313223211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605090.

The product of its digits is 1296, while the sum is 24.

Adding to 123313223211 its reverse (112322313321), we get a palindrome (235635536532).

The spelling of 123313223211 in words is "one hundred twenty-three billion, three hundred thirteen million, two hundred twenty-three thousand, two hundred eleven".