1312020132401 has 8 divisors (see below), whose sum is σ = 1506625989600. Its totient is φ = 1129969491840.

The previous prime is 1312020132337. The next prime is 1312020132403. The reversal of 1312020132401 is 1042310202131.

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 1312020132401 - 2⁶ = 1312020132337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1312020132403) 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, 3138803936 + ... + 3138804353.

It is an arithmetic number, because the mean of its divisors is an integer number (188328248700).

Almost surely, 2^{1312020132401} is an apocalyptic number.

1312020132401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1312020132401 is a deficient number, since it is larger than the sum of its proper divisors (194605857199).

1312020132401 is a wasteful number, since it uses less digits than its factorization.

1312020132401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6277608319.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1312020132401 its reverse (1042310202131), we get a palindrome (2354330334532).

The spelling of 1312020132401 in words is "one trillion, three hundred twelve billion, twenty million, one hundred thirty-two thousand, four hundred one".