122312103243401 has 8 divisors (see below), whose sum is σ = 130376106894600. Its totient is φ = 114344674486528.

The previous prime is 122312103243391. The next prime is 122312103243413. The reversal of 122312103243401 is 104342301213221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10935719886400 + 111376383357001 = 3306920^2 + 10553501^2 .

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 122312103243401 - 2³⁸ = 122037225336457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122312103243101) 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, 24143720966 + ... + 24143726031.

It is an arithmetic number, because the mean of its divisors is an integer number (16297013361825).

Almost surely, 2^{122312103243401} is an apocalyptic number.

It is an amenable number.

122312103243401 is a deficient number, since it is larger than the sum of its proper divisors (8064003651199).

122312103243401 is a wasteful number, since it uses less digits than its factorization.

122312103243401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48287447163.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 122312103243401 its reverse (104342301213221), we get a palindrome (226654404456622).

The spelling of 122312103243401 in words is "one hundred twenty-two trillion, three hundred twelve billion, one hundred three million, two hundred forty-three thousand, four hundred one".