12030332131 has 4 divisors (see below), whose sum is σ = 12445171200. Its totient is φ = 11615493064.

The previous prime is 12030332113. The next prime is 12030332143. The reversal of 12030332131 is 13123303021.

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 12030332131 - 2⁷ = 12030332003 is a prime.

It is a super-2 number, since 2×12030332131² (a number of 21 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 = 12030332099 and 12030332108.

It is not an unprimeable number, because it can be changed into a prime (12030339131) 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, 207419491 + ... + 207419548.

It is an arithmetic number, because the mean of its divisors is an integer number (3111292800).

Almost surely, 2^12030332131 is an apocalyptic number.

12030332131 is a deficient number, since it is larger than the sum of its proper divisors (414839069).

12030332131 is an equidigital number, since it uses as much as digits as its factorization.

12030332131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414839068.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 12030332131 its reverse (13123303021), we get a palindrome (25153635152).

The spelling of 12030332131 in words is "twelve billion, thirty million, three hundred thirty-two thousand, one hundred thirty-one".