12012452332 has 24 divisors (see below), whose sum is σ = 21464469936. Its totient is φ = 5880234048.

The previous prime is 12012452329. The next prime is 12012452339. The reversal of 12012452332 is 23325421021.

It is a super-2 number, since 2×12012452332² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12012452297 and 12012452306.

It is not an unprimeable number, because it can be changed into a prime (12012452339) 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, 38338 + ... + 159670.

It is an arithmetic number, because the mean of its divisors is an integer number (894352914).

Almost surely, 2^12012452332 is an apocalyptic number.

It is an amenable number.

12012452332 is a deficient number, since it is larger than the sum of its proper divisors (9452017604).

12012452332 is a wasteful number, since it uses less digits than its factorization.

12012452332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121857 (or 121855 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 12012452332 its reverse (23325421021), we get a palindrome (35337873353).

The spelling of 12012452332 in words is "twelve billion, twelve million, four hundred fifty-two thousand, three hundred thirty-two".