2121112330323 has 32 divisors (see below), whose sum is σ = 3322633712640. Its totient is φ = 1178202049920.

The previous prime is 2121112330319. The next prime is 2121112330339. The reversal of 2121112330323 is 3230332111212.

It is not a de Polignac number, because 2121112330323 - 2² = 2121112330319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2121112330293 and 2121112330302.

It is not an unprimeable number, because it can be changed into a prime (2121112330303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 446223 + ... + 2107448.

It is an arithmetic number, because the mean of its divisors is an integer number (103832303520).

Almost surely, 2^{2121112330323} is an apocalyptic number.

2121112330323 is a deficient number, since it is larger than the sum of its proper divisors (1201521382317).

2121112330323 is a wasteful number, since it uses less digits than its factorization.

2121112330323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554787.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2121112330323 its reverse (3230332111212), we get a palindrome (5351444441535).

The spelling of 2121112330323 in words is "two trillion, one hundred twenty-one billion, one hundred twelve million, three hundred thirty thousand, three hundred twenty-three".