12201433042 has 4 divisors (see below), whose sum is σ = 18302149566. Its totient is φ = 6100716520.

The previous prime is 12201433033. The next prime is 12201433063. The reversal of 12201433042 is 24033410221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10144719841 + 2056713201 = 100721^2 + 45351^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3050358259 + ... + 3050358262.

Almost surely, 2^12201433042 is an apocalyptic number.

12201433042 is a deficient number, since it is larger than the sum of its proper divisors (6100716524).

12201433042 is an equidigital number, since it uses as much as digits as its factorization.

12201433042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6100716523.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12201433042 its reverse (24033410221), we get a palindrome (36234843263).

The spelling of 12201433042 in words is "twelve billion, two hundred one million, four hundred thirty-three thousand, forty-two".