210212313023 has 4 divisors (see below), whose sum is σ = 210244174800. Its totient is φ = 210180451248.

The previous prime is 210212313019. The next prime is 210212313139. The reversal of 210212313023 is 320313212012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210212313023 - 2² = 210212313019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210212312986 and 210212313004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210212315023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15920990 + ... + 15934187.

It is an arithmetic number, because the mean of its divisors is an integer number (52561043700).

Almost surely, 2^210212313023 is an apocalyptic number.

210212313023 is a deficient number, since it is larger than the sum of its proper divisors (31861777).

210212313023 is an equidigital number, since it uses as much as digits as its factorization.

210212313023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31861776.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 210212313023 its reverse (320313212012), we get a palindrome (530525525035).

The spelling of 210212313023 in words is "two hundred ten billion, two hundred twelve million, three hundred thirteen thousand, twenty-three".