210001302013 has 4 divisors (see below), whose sum is σ = 210002336668. Its totient is φ = 210000267360.

The previous prime is 210001302011. The next prime is 210001302041. The reversal of 210001302013 is 310203100012.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 101762276004 + 108239026009 = 319002^2 + 328997^2 .

It is a cyclic number.

It is not a de Polignac number, because 210001302013 - 2¹ = 210001302011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210001301984 and 210001302002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210001302011) 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, 101418 + ... + 655963.

It is an arithmetic number, because the mean of its divisors is an integer number (52500584167).

Almost surely, 2^210001302013 is an apocalyptic number.

It is an amenable number.

210001302013 is a deficient number, since it is larger than the sum of its proper divisors (1034655).

210001302013 is an equidigital number, since it uses as much as digits as its factorization.

210001302013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034654.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 210001302013 its reverse (310203100012), we get a palindrome (520204402025).

The spelling of 210001302013 in words is "two hundred ten billion, one million, three hundred two thousand, thirteen".