210020111213 has 32 divisors (see below), whose sum is σ = 243492480000. Its totient is φ = 179029278720.

The previous prime is 210020111183. The next prime is 210020111233. The reversal of 210020111213 is 312111020012.

210020111213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 210020111213 - 2⁸ = 210020110957 is a prime.

It is a super-2 number, since 2×210020111213² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210020111233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68880113 + ... + 68883161.

It is an arithmetic number, because the mean of its divisors is an integer number (7609140000).

Almost surely, 2^210020111213 is an apocalyptic number.

It is an amenable number.

210020111213 is a deficient number, since it is larger than the sum of its proper divisors (33472368787).

210020111213 is a wasteful number, since it uses less digits than its factorization.

210020111213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4325.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 210020111213 its reverse (312111020012), we get a palindrome (522131131225).

The spelling of 210020111213 in words is "two hundred ten billion, twenty million, one hundred eleven thousand, two hundred thirteen".