12112501400 has 24 divisors (see below), whose sum is σ = 28161566220. Its totient is φ = 4845000480.

The previous prime is 12112501321. The next prime is 12112501409. The reversal of 12112501400 is 410521121.

12112501400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112501409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30281054 + ... + 30281453.

Almost surely, 2^12112501400 is an apocalyptic number.

12112501400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12112501400 is an abundant number, since it is smaller than the sum of its proper divisors (16049064820).

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

12112501400 is a wasteful number, since it uses less digits than its factorization.

12112501400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60562523 (or 60562514 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The spelling of 12112501400 in words is "twelve billion, one hundred twelve million, five hundred one thousand, four hundred".