122311030223311 has 4 divisors (see below), whose sum is σ = 122519396544552. Its totient is φ = 122102663902072.

The previous prime is 122311030223281. The next prime is 122311030223339. The reversal of 122311030223311 is 113322030113221.

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 122311030223311 - 2¹⁵ = 122311030190543 is a prime.

It is a super-2 number, since 2×122311030223311² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122311030226311) 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, 104183159740 + ... + 104183160913.

It is an arithmetic number, because the mean of its divisors is an integer number (30629849136138).

Almost surely, 2^{122311030223311} is an apocalyptic number.

122311030223311 is a deficient number, since it is larger than the sum of its proper divisors (208366321241).

122311030223311 is an equidigital number, since it uses as much as digits as its factorization.

122311030223311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208366321240.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 122311030223311 its reverse (113322030113221), we get a palindrome (235633060336532).

The spelling of 122311030223311 in words is "one hundred twenty-two trillion, three hundred eleven billion, thirty million, two hundred twenty-three thousand, three hundred eleven".