2102331201323 has 4 divisors (see below), whose sum is σ = 2102590724448. Its totient is φ = 2102071678200.

The previous prime is 2102331201307. The next prime is 2102331201331. The reversal of 2102331201323 is 3231021332012.

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 2102331201323 - 2⁴ = 2102331201307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102331201023) 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, 129749411 + ... + 129765612.

It is an arithmetic number, because the mean of its divisors is an integer number (525647681112).

Almost surely, 2^{2102331201323} is an apocalyptic number.

2102331201323 is a deficient number, since it is larger than the sum of its proper divisors (259523125).

2102331201323 is an equidigital number, since it uses as much as digits as its factorization.

2102331201323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259523124.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2102331201323 its reverse (3231021332012), we get a palindrome (5333352533335).

The spelling of 2102331201323 in words is "two trillion, one hundred two billion, three hundred thirty-one million, two hundred one thousand, three hundred twenty-three".