213203110303313 has 4 divisors (see below), whose sum is σ = 229603349557428. Its totient is φ = 196802871049200.

The previous prime is 213203110303283. The next prime is 213203110303321. The reversal of 213203110303313 is 313303011302312.

213203110303313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31743567344449 + 181459542958864 = 5634143^2 + 13470692^2 .

It is not a de Polignac number, because 213203110303313 - 2²² = 213203106109009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213203110303213) 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, 8200119627038 + ... + 8200119627063.

It is an arithmetic number, because the mean of its divisors is an integer number (57400837389357).

Almost surely, 2^{213203110303313} is an apocalyptic number.

It is an amenable number.

213203110303313 is a deficient number, since it is larger than the sum of its proper divisors (16400239254115).

213203110303313 is a wasteful number, since it uses less digits than its factorization.

213203110303313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16400239254114.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 213203110303313 its reverse (313303011302312), we get a palindrome (526506121605625).

The spelling of 213203110303313 in words is "two hundred thirteen trillion, two hundred three billion, one hundred ten million, three hundred three thousand, three hundred thirteen".