212023323121323 has 64 divisors (see below), whose sum is σ = 340624062535680. Its totient is φ = 114687655391232.

The previous prime is 212023323121303. The next prime is 212023323121327. The reversal of 212023323121323 is 323121323320212.

It is not a de Polignac number, because 212023323121323 - 2¹³ = 212023323113131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212023323121327) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 955134061 + ... + 955356017.

It is an arithmetic number, because the mean of its divisors is an integer number (5322250977120).

Almost surely, 2^{212023323121323} is an apocalyptic number.

212023323121323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

212023323121323 is a deficient number, since it is larger than the sum of its proper divisors (128600739414357).

212023323121323 is a wasteful number, since it uses less digits than its factorization.

212023323121323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242476.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 212023323121323 its reverse (323121323320212), we get a palindrome (535144646441535).

The spelling of 212023323121323 in words is "two hundred twelve trillion, twenty-three billion, three hundred twenty-three million, one hundred twenty-one thousand, three hundred twenty-three".