313203123012101 has 4 divisors (see below), whose sum is σ = 357946426299552. Its totient is φ = 268459819724652.

The previous prime is 313203123012097. The next prime is 313203123012121. The reversal of 313203123012101 is 101210321302313.

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 313203123012101 - 2² = 313203123012097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313203123012121) 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, 22371651643715 + ... + 22371651643728.

It is an arithmetic number, because the mean of its divisors is an integer number (89486606574888).

Almost surely, 2^{313203123012101} is an apocalyptic number.

It is an amenable number.

313203123012101 is a deficient number, since it is larger than the sum of its proper divisors (44743303287451).

313203123012101 is an equidigital number, since it uses as much as digits as its factorization.

313203123012101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44743303287450.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 313203123012101 its reverse (101210321302313), we get a palindrome (414413444314414).

The spelling of 313203123012101 in words is "three hundred thirteen trillion, two hundred three billion, one hundred twenty-three million, twelve thousand, one hundred one".