12023321302120 has 32 divisors (see below), whose sum is σ = 27985316826600. Its totient is φ = 4643489605888.

The previous prime is 12023321302079. The next prime is 12023321302163. The reversal of 12023321302120 is 2120312332021.

It can be written as a sum of positive squares in 4 ways, for example, as 5459241596004 + 6564079706116 = 2336502^2 + 2562046^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12023321302091 and 12023321302100.

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, 5182464919 + ... + 5182467238.

Almost surely, 2^{12023321302120} is an apocalyptic number.

12023321302120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12023321302120 is an abundant number, since it is smaller than the sum of its proper divisors (15961995524480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12023321302120 is a wasteful number, since it uses less digits than its factorization.

12023321302120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10364932197 (or 10364932193 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12023321302120 its reverse (2120312332021), we get a palindrome (14143633634141).

The spelling of 12023321302120 in words is "twelve trillion, twenty-three billion, three hundred twenty-one million, three hundred two thousand, one hundred twenty".