210120100233213 has 32 divisors (see below), whose sum is σ = 297046805731200. Its totient is φ = 131881089536000.

The previous prime is 210120100233191. The next prime is 210120100233223. The reversal of 210120100233213 is 312332001021012.

It is a cyclic number.

It is not a de Polignac number, because 210120100233213 - 2¹⁸ = 210120099971069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210120100233213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210120100233223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8853963 + ... + 22330088.

It is an arithmetic number, because the mean of its divisors is an integer number (9282712679100).

Almost surely, 2^{210120100233213} is an apocalyptic number.

It is an amenable number.

210120100233213 is a deficient number, since it is larger than the sum of its proper divisors (86926705497987).

210120100233213 is a wasteful number, since it uses less digits than its factorization.

210120100233213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31186013.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 210120100233213 its reverse (312332001021012), we get a palindrome (522452101254225).

The spelling of 210120100233213 in words is "two hundred ten trillion, one hundred twenty billion, one hundred million, two hundred thirty-three thousand, two hundred thirteen".