12025450431132 has 96 divisors (see below), whose sum is σ = 29417137424640. Its totient is φ = 3819943994880.

The previous prime is 12025450431121. The next prime is 12025450431139. The reversal of 12025450431132 is 23113405452021.

It is a super-2 number, since 2×12025450431132² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12025450431093 and 12025450431102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12025450431139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3238063 + ... + 5876729.

It is an arithmetic number, because the mean of its divisors is an integer number (306428514840).

Almost surely, 2^{12025450431132} is an apocalyptic number.

12025450431132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12025450431132 is an abundant number, since it is smaller than the sum of its proper divisors (17391686993508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12025450431132 is a wasteful number, since it uses less digits than its factorization.

12025450431132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638931 (or 2638929 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 12025450431132 its reverse (23113405452021), we get a palindrome (35138855883153).

The spelling of 12025450431132 in words is "twelve trillion, twenty-five billion, four hundred fifty million, four hundred thirty-one thousand, one hundred thirty-two".