12102321332 has 24 divisors (see below), whose sum is σ = 22117070976. Its totient is φ = 5783567328.

The previous prime is 12102321331. The next prime is 12102321337. The reversal of 12102321332 is 23312320121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102321331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69398 + ... + 170354.

It is an arithmetic number, because the mean of its divisors is an integer number (921544624).

Almost surely, 2^12102321332 is an apocalyptic number.

It is an amenable number.

12102321332 is a deficient number, since it is larger than the sum of its proper divisors (10014749644).

12102321332 is a wasteful number, since it uses less digits than its factorization.

12102321332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102287 (or 102285 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12102321332 its reverse (23312320121), we get a palindrome (35414641453).

The spelling of 12102321332 in words is "twelve billion, one hundred two million, three hundred twenty-one thousand, three hundred thirty-two".