12302121002 has 4 divisors (see below), whose sum is σ = 18453181506. Its totient is φ = 6151060500.

The previous prime is 12302120993. The next prime is 12302121037. The reversal of 12302121002 is 20012120321.

It is a happy number.

12302121002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9708357961 + 2593763041 = 98531^2 + 50929^2 .

It is a super-2 number, since 2×12302121002² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3075530249 + ... + 3075530252.

Almost surely, 2^12302121002 is an apocalyptic number.

12302121002 is a deficient number, since it is larger than the sum of its proper divisors (6151060504).

12302121002 is an equidigital number, since it uses as much as digits as its factorization.

12302121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6151060503.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12302121002 its reverse (20012120321), we get a palindrome (32314241323).

The spelling of 12302121002 in words is "twelve billion, three hundred two million, one hundred twenty-one thousand, two".