122244340311 has 12 divisors (see below), whose sum is σ = 179906765688. Its totient is φ = 79958561904.

The previous prime is 122244340301. The next prime is 122244340313. The reversal of 122244340311 is 113043442221.

122244340311 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 4 + 4 + 340 + 311 = 666.

It is not a de Polignac number, because 122244340311 - 2⁵ = 122244340279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122244340313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128138245 + ... + 128139198.

It is an arithmetic number, because the mean of its divisors is an integer number (14992230474).

Almost surely, 2^122244340311 is an apocalyptic number.

122244340311 is a deficient number, since it is larger than the sum of its proper divisors (57662425377).

122244340311 is a wasteful number, since it uses less digits than its factorization.

122244340311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256277502 (or 256277499 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 122244340311 its reverse (113043442221), we get a palindrome (235287782532).

The spelling of 122244340311 in words is "one hundred twenty-two billion, two hundred forty-four million, three hundred forty thousand, three hundred eleven".