2100210323023 has 4 divisors (see below), whose sum is σ = 2104336473480. Its totient is φ = 2096084172568.

The previous prime is 2100210323017. The next prime is 2100210323033. The reversal of 2100210323023 is 3203230120012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2100210323023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100210323033) 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, 2063074465 + ... + 2063075482.

It is an arithmetic number, because the mean of its divisors is an integer number (526084118370).

Almost surely, 2^{2100210323023} is an apocalyptic number.

2100210323023 is a deficient number, since it is larger than the sum of its proper divisors (4126150457).

2100210323023 is an equidigital number, since it uses as much as digits as its factorization.

2100210323023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4126150456.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2100210323023 its reverse (3203230120012), we get a palindrome (5303440443035).

The spelling of 2100210323023 in words is "two trillion, one hundred billion, two hundred ten million, three hundred twenty-three thousand, twenty-three".