122122313213311 has 4 divisors (see below), whose sum is σ = 122191977968752. Its totient is φ = 122052648457872.

The previous prime is 122122313213249. The next prime is 122122313213333. The reversal of 122122313213311 is 113312313221221.

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 122122313213311 - 2¹⁹ = 122122312689023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122122313213311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122122313213011) 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, 34832375091 + ... + 34832378596.

It is an arithmetic number, because the mean of its divisors is an integer number (30547994492188).

Almost surely, 2^{122122313213311} is an apocalyptic number.

122122313213311 is a deficient number, since it is larger than the sum of its proper divisors (69664755441).

122122313213311 is an equidigital number, since it uses as much as digits as its factorization.

122122313213311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69664755440.

The product of its digits is 2592, while the sum is 28.

Adding to 122122313213311 its reverse (113312313221221), we get a palindrome (235434626434532).

The spelling of 122122313213311 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, three hundred thirteen million, two hundred thirteen thousand, three hundred eleven".