210004221231023 has 4 divisors (see below), whose sum is σ = 214472396150880. Its totient is φ = 205536046311168.

The previous prime is 210004221230893. The next prime is 210004221231097. The reversal of 210004221231023 is 320132122400012.

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 210004221231023 - 2¹⁴ = 210004221214639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210004221231023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210004221221023) 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, 2234087459858 + ... + 2234087459951.

It is an arithmetic number, because the mean of its divisors is an integer number (53618099037720).

Almost surely, 2^{210004221231023} is an apocalyptic number.

210004221231023 is a deficient number, since it is larger than the sum of its proper divisors (4468174919857).

210004221231023 is an equidigital number, since it uses as much as digits as its factorization.

210004221231023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4468174919856.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 210004221231023 its reverse (320132122400012), we get a palindrome (530136343631035).

The spelling of 210004221231023 in words is "two hundred ten trillion, four billion, two hundred twenty-one million, two hundred thirty-one thousand, twenty-three".