210323133023 has 2 divisors, whose sum is σ = 210323133024. Its totient is φ = 210323133022.

The previous prime is 210323133011. The next prime is 210323133043. The reversal of 210323133023 is 320331323012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210323133023 - 2²⁴ = 210306355807 is a prime.

It is a super-2 number, since 2×210323133023² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210323133023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210323133043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105161566511 + 105161566512.

It is an arithmetic number, because the mean of its divisors is an integer number (105161566512).

Almost surely, 2^210323133023 is an apocalyptic number.

210323133023 is a deficient number, since it is larger than the sum of its proper divisors (1).

210323133023 is an equidigital number, since it uses as much as digits as its factorization.

210323133023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 210323133023 its reverse (320331323012), we get a palindrome (530654456035).

The spelling of 210323133023 in words is "two hundred ten billion, three hundred twenty-three million, one hundred thirty-three thousand, twenty-three".