210020031112113 has 10 divisors (see below), whose sum is σ = 313733626723154. Its totient is φ = 140013354074688.

The previous prime is 210020031112109. The next prime is 210020031112117. The reversal of 210020031112113 is 311211130020012.

210020031112113 is a `hidden beast` number, since 21 + 0 + 0 + 200 + 311 + 121 + 13 = 666.

210020031112113 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (210020031112109) and next prime (210020031112117).

It can be written as a sum of positive squares in only one way, i.e., 122256541353024 + 87763489759089 = 11056968^2 + 9368217^2 .

It is not a de Polignac number, because 210020031112113 - 2² = 210020031112109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210020031112117) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1296419945056 + ... + 1296419945217.

Almost surely, 2^{210020031112113} is an apocalyptic number.

It is an amenable number.

210020031112113 is a deficient number, since it is larger than the sum of its proper divisors (103713595611041).

210020031112113 is an equidigital number, since it uses as much as digits as its factorization.

210020031112113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592839890285 (or 2592839890276 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 210020031112113 its reverse (311211130020012), we get a palindrome (521231161132125).

The spelling of 210020031112113 in words is "two hundred ten trillion, twenty billion, thirty-one million, one hundred twelve thousand, one hundred thirteen".