1312100122301 has 8 divisors (see below), whose sum is σ = 1321641714744. Its totient is φ = 1302591951360.

The previous prime is 1312100122243. The next prime is 1312100122339. The reversal of 1312100122301 is 1032210012131.

It can be written as a sum of positive squares in 4 ways, for example, as 5024683225 + 1307075439076 = 70885^2 + 1143274^2 .

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 1312100122301 - 2⁶ = 1312100122237 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 1312100122301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312100122351) 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, 8276570 + ... + 8433611.

It is an arithmetic number, because the mean of its divisors is an integer number (165205214343).

Almost surely, 2^{1312100122301} is an apocalyptic number.

It is an amenable number.

1312100122301 is a deficient number, since it is larger than the sum of its proper divisors (9541592443).

1312100122301 is a wasteful number, since it uses less digits than its factorization.

1312100122301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16710751.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1312100122301 its reverse (1032210012131), we get a palindrome (2344310134432).

The spelling of 1312100122301 in words is "one trillion, three hundred twelve billion, one hundred million, one hundred twenty-two thousand, three hundred one".