122943232311 has 4 divisors (see below), whose sum is σ = 163924309752. Its totient is φ = 81962154872.

The previous prime is 122943232273. The next prime is 122943232327. The reversal of 122943232311 is 113232349221.

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

It is a cyclic number.

It is not a de Polignac number, because 122943232311 - 2⁹ = 122943231799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122943232381) 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, 20490538716 + ... + 20490538721.

It is an arithmetic number, because the mean of its divisors is an integer number (40981077438).

Almost surely, 2^122943232311 is an apocalyptic number.

122943232311 is a deficient number, since it is larger than the sum of its proper divisors (40981077441).

122943232311 is an equidigital number, since it uses as much as digits as its factorization.

122943232311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40981077440.

The product of its digits is 15552, while the sum is 33.

The spelling of 122943232311 in words is "one hundred twenty-two billion, nine hundred forty-three million, two hundred thirty-two thousand, three hundred eleven".