2023210319891 has 2 divisors, whose sum is σ = 2023210319892. Its totient is φ = 2023210319890.

The previous prime is 2023210319861. The next prime is 2023210320029. The reversal of 2023210319891 is 1989130123202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2023210319891 - 2¹⁴ = 2023210303507 is a prime.

It is not a weakly prime, because it can be changed into another prime (2023210319821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011605159945 + 1011605159946.

It is an arithmetic number, because the mean of its divisors is an integer number (1011605159946).

Almost surely, 2^{2023210319891} is an apocalyptic number.

2023210319891 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023210319891 is an equidigital number, since it uses as much as digits as its factorization.

2023210319891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 2023210319891 in words is "two trillion, twenty-three billion, two hundred ten million, three hundred nineteen thousand, eight hundred ninety-one".