11432201172 has 36 divisors (see below), whose sum is σ = 31030261920. Its totient is φ = 3266343024.

The previous prime is 11432201171. The next prime is 11432201201. The reversal of 11432201172 is 27110223411.

11432201172 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 (11432201171) 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 11 ways as a sum of consecutive naturals, for example, 9720672 + ... + 9721847.

It is an arithmetic number, because the mean of its divisors is an integer number (861951720).

Almost surely, 2^11432201172 is an apocalyptic number.

11432201172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11432201172 is an abundant number, since it is smaller than the sum of its proper divisors (19598060748).

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

11432201172 is a wasteful number, since it uses less digits than its factorization.

11432201172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19442540 (or 19442531 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

Adding to 11432201172 its reverse (27110223411), we get a palindrome (38542424583).

The spelling of 11432201172 in words is "eleven billion, four hundred thirty-two million, two hundred one thousand, one hundred seventy-two".