12011432122 has 8 divisors (see below), whose sum is σ = 18965419200. Its totient is φ = 5689625724.

The previous prime is 12011432113. The next prime is 12011432131. The reversal of 12011432122 is 22123411021.

It is an interprime number because it is at equal distance from previous prime (12011432113) and next prime (12011432131).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 12011432122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158045122 + ... + 158045197.

It is an arithmetic number, because the mean of its divisors is an integer number (2370677400).

Almost surely, 2^12011432122 is an apocalyptic number.

12011432122 is a deficient number, since it is larger than the sum of its proper divisors (6953987078).

12011432122 is a wasteful number, since it uses less digits than its factorization.

12011432122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316090340.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12011432122 its reverse (22123411021), we get a palindrome (34134843143).

The spelling of 12011432122 in words is "twelve billion, eleven million, four hundred thirty-two thousand, one hundred twenty-two".