12003011322 has 16 divisors (see below), whose sum is σ = 25269497760. Its totient is φ = 3790424592.

The previous prime is 12003011309. The next prime is 12003011323. The reversal of 12003011322 is 22311030021.

It is not an unprimeable number, because it can be changed into a prime (12003011323) 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, 52644673 + ... + 52644900.

It is an arithmetic number, because the mean of its divisors is an integer number (1579343610).

Almost surely, 2^12003011322 is an apocalyptic number.

12003011322 is an abundant number, since it is smaller than the sum of its proper divisors (13266486438).

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

12003011322 is a wasteful number, since it uses less digits than its factorization.

12003011322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105289597.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12003011322 its reverse (22311030021), we get a palindrome (34314041343).

The spelling of 12003011322 in words is "twelve billion, three million, eleven thousand, three hundred twenty-two".