12121231330322 has 16 divisors (see below), whose sum is σ = 19251442251360. Its totient is φ = 5704086685248.

The previous prime is 12121231330303. The next prime is 12121231330333. The reversal of 12121231330322 is 22303313212121.

It is a junction number, because it is equal to n+sod(n) for n = 12121231330291 and 12121231330300.

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, 11079329 + ... + 12124107.

It is an arithmetic number, because the mean of its divisors is an integer number (1203215140710).

Almost surely, 2^{12121231330322} is an apocalyptic number.

12121231330322 is a deficient number, since it is larger than the sum of its proper divisors (7130210921038).

12121231330322 is a wasteful number, since it uses less digits than its factorization.

12121231330322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386025.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12121231330322 its reverse (22303313212121), we get a palindrome (34424544542443).

The spelling of 12121231330322 in words is "twelve trillion, one hundred twenty-one billion, two hundred thirty-one million, three hundred thirty thousand, three hundred twenty-two".