23121330322 has 16 divisors (see below), whose sum is σ = 35261415000. Its totient is φ = 11367642240.

The previous prime is 23121330319. The next prime is 23121330341. The reversal of 23121330322 is 22303312132.

It can be written as a sum of positive squares in 4 ways, for example, as 3908875441 + 19212454881 = 62521^2 + 138609^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23121330293 and 23121330302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393304 + ... + 448252.

Almost surely, 2^23121330322 is an apocalyptic number.

23121330322 is a deficient number, since it is larger than the sum of its proper divisors (12140084678).

23121330322 is a wasteful number, since it uses less digits than its factorization.

23121330322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58461.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23121330322 its reverse (22303312132), we get a palindrome (45424642454).

The spelling of 23121330322 in words is "twenty-three billion, one hundred twenty-one million, three hundred thirty thousand, three hundred twenty-two".