12302232111031 has 4 divisors (see below), whose sum is σ = 12302910798112. Its totient is φ = 12301553423952.

The previous prime is 12302232111019. The next prime is 12302232111079. The reversal of 12302232111031 is 13011123220321.

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

It is a cyclic number.

It is not a de Polignac number, because 12302232111031 - 2¹⁷ = 12302231979959 is a prime.

It is a super-2 number, since 2×12302232111031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12302232110993 and 12302232111011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12302232114031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339316350 + ... + 339352603.

It is an arithmetic number, because the mean of its divisors is an integer number (3075727699528).

Almost surely, 2^{12302232111031} is an apocalyptic number.

12302232111031 is a deficient number, since it is larger than the sum of its proper divisors (678687081).

12302232111031 is an equidigital number, since it uses as much as digits as its factorization.

12302232111031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678687080.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12302232111031 its reverse (13011123220321), we get a palindrome (25313355331352).

The spelling of 12302232111031 in words is "twelve trillion, three hundred two billion, two hundred thirty-two million, one hundred eleven thousand, thirty-one".