210020020313 has 16 divisors (see below), whose sum is σ = 220805899776. Its totient is φ = 199372757760.

The previous prime is 210020020291. The next prime is 210020020319. The reversal of 210020020313 is 313020020012.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 210020020313 - 2²⁴ = 210003243097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210020020319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21551120 + ... + 21560862.

It is an arithmetic number, because the mean of its divisors is an integer number (13800368736).

Almost surely, 2^210020020313 is an apocalyptic number.

210020020313 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

210020020313 is a deficient number, since it is larger than the sum of its proper divisors (10785879463).

210020020313 is a wasteful number, since it uses less digits than its factorization.

210020020313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16744.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 210020020313 its reverse (313020020012), we get a palindrome (523040040325).

The spelling of 210020020313 in words is "two hundred ten billion, twenty million, twenty thousand, three hundred thirteen".