122311145204311 has 8 divisors (see below), whose sum is σ = 140136267124640. Its totient is φ = 104574048578208.

The previous prime is 122311145204293. The next prime is 122311145204323. The reversal of 122311145204311 is 113402541113221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122311145204311 - 2¹⁵ = 122311145171543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122311145004311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22006320576 + ... + 22006326133.

It is an arithmetic number, because the mean of its divisors is an integer number (17517033390580).

Almost surely, 2^{122311145204311} is an apocalyptic number.

122311145204311 is a deficient number, since it is larger than the sum of its proper divisors (17825121920329).

122311145204311 is an equidigital number, since it uses as much as digits as its factorization.

122311145204311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44012647113.

The product of its (nonzero) digits is 5760, while the sum is 31.

Adding to 122311145204311 its reverse (113402541113221), we get a palindrome (235713686317532).

The spelling of 122311145204311 in words is "one hundred twenty-two trillion, three hundred eleven billion, one hundred forty-five million, two hundred four thousand, three hundred eleven".