1312301023001 has 4 divisors (see below), whose sum is σ = 1312305716352. Its totient is φ = 1312296329652.

The previous prime is 1312301022973. The next prime is 1312301023003. The reversal of 1312301023001 is 1003201032131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1312301023001 - 2¹⁸ = 1312300760857 is a prime.

It is a super-2 number, since 2×1312301023001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1312301023003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1898765 + ... + 2495978.

It is an arithmetic number, because the mean of its divisors is an integer number (328076429088).

Almost surely, 2^{1312301023001} is an apocalyptic number.

It is an amenable number.

1312301023001 is a deficient number, since it is larger than the sum of its proper divisors (4693351).

1312301023001 is an equidigital number, since it uses as much as digits as its factorization.

1312301023001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4693350.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1312301023001 its reverse (1003201032131), we get a palindrome (2315502055132).

The spelling of 1312301023001 in words is "one trillion, three hundred twelve billion, three hundred one million, twenty-three thousand, one".