210021102302231 has 16 divisors (see below), whose sum is σ = 239315520936960. Its totient is φ = 182554788349920.

The previous prime is 210021102302153. The next prime is 210021102302243. The reversal of 210021102302231 is 132203201120012.

210021102302231 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 210021102302231 - 2¹⁰ = 210021102301207 is a prime.

It is a super-2 number, since 2×210021102302231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210021102332231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3195954335 + ... + 3196020048.

It is an arithmetic number, because the mean of its divisors is an integer number (14957220058560).

Almost surely, 2^{210021102302231} is an apocalyptic number.

210021102302231 is a deficient number, since it is larger than the sum of its proper divisors (29294418634729).

210021102302231 is a wasteful number, since it uses less digits than its factorization.

210021102302231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6391974526.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 210021102302231 its reverse (132203201120012), we get a palindrome (342224303422243).

The spelling of 210021102302231 in words is "two hundred ten trillion, twenty-one billion, one hundred two million, three hundred two thousand, two hundred thirty-one".