12302120240443 has 4 divisors (see below), whose sum is σ = 13420494807768. Its totient is φ = 11183745673120.

The previous prime is 12302120240419. The next prime is 12302120240467. The reversal of 12302120240443 is 34404202120321.

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

It is an interprime number because it is at equal distance from previous prime (12302120240419) and next prime (12302120240467).

It is a cyclic number.

It is not a de Polignac number, because 12302120240443 - 2⁵ = 12302120240411 is a prime.

It is a super-2 number, since 2×12302120240443² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12302120240143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559187283646 + ... + 559187283667.

It is an arithmetic number, because the mean of its divisors is an integer number (3355123701942).

Almost surely, 2^{12302120240443} is an apocalyptic number.

12302120240443 is a deficient number, since it is larger than the sum of its proper divisors (1118374567325).

12302120240443 is a wasteful number, since it uses less digits than its factorization.

12302120240443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118374567324.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 12302120240443 its reverse (34404202120321), we get a palindrome (46706322360764).

The spelling of 12302120240443 in words is "twelve trillion, three hundred two billion, one hundred twenty million, two hundred forty thousand, four hundred forty-three".