1313201232101 has 4 divisors (see below), whose sum is σ = 1432583162304. Its totient is φ = 1193819301900.

The previous prime is 1313201232073. The next prime is 1313201232121. The reversal of 1313201232101 is 1012321023131.

It is a happy number.

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 1313201232101 - 2¹⁴ = 1313201215717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313201232121) 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, 59690965085 + ... + 59690965106.

It is an arithmetic number, because the mean of its divisors is an integer number (358145790576).

Almost surely, 2^{1313201232101} is an apocalyptic number.

1313201232101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1313201232101 is a deficient number, since it is larger than the sum of its proper divisors (119381930203).

1313201232101 is a wasteful number, since it uses less digits than its factorization.

1313201232101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119381930202.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1313201232101 its reverse (1012321023131), we get a palindrome (2325522255232).

The spelling of 1313201232101 in words is "one trillion, three hundred thirteen billion, two hundred one million, two hundred thirty-two thousand, one hundred one".