12121130312324 has 24 divisors (see below), whose sum is σ = 23466259970496. Its totient is φ = 5432004620000.

The previous prime is 12121130312323. The next prime is 12121130312329. The reversal of 12121130312324 is 42321303112121.

It is a junction number, because it is equal to n+sod(n) for n = 12121130312293 and 12121130312302.

It is not an unprimeable number, because it can be changed into a prime (12121130312323) 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, 1939998527 + ... + 1940004774.

It is an arithmetic number, because the mean of its divisors is an integer number (977760832104).

Almost surely, 2^{12121130312324} is an apocalyptic number.

It is an amenable number.

12121130312324 is a deficient number, since it is larger than the sum of its proper divisors (11345129658172).

12121130312324 is a wasteful number, since it uses less digits than its factorization.

12121130312324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3880003387 (or 3880003385 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 12121130312324 its reverse (42321303112121), we get a palindrome (54442433424445).

The spelling of 12121130312324 in words is "twelve trillion, one hundred twenty-one billion, one hundred thirty million, three hundred twelve thousand, three hundred twenty-four".