12130321132 has 6 divisors (see below), whose sum is σ = 21228061988. Its totient is φ = 6065160564.

The previous prime is 12130321097. The next prime is 12130321153. The reversal of 12130321132 is 23112303121.

It is a super-2 number, since 2×12130321132² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1516290138 + ... + 1516290145.

Almost surely, 2^12130321132 is an apocalyptic number.

It is an amenable number.

12130321132 is a deficient number, since it is larger than the sum of its proper divisors (9097740856).

12130321132 is a wasteful number, since it uses less digits than its factorization.

12130321132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3032580287 (or 3032580285 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12130321132 its reverse (23112303121), we get a palindrome (35242624253).

The spelling of 12130321132 in words is "twelve billion, one hundred thirty million, three hundred twenty-one thousand, one hundred thirty-two".