12012211202 has 8 divisors (see below), whose sum is σ = 18177771276. Its totient is φ = 5952954112.

The previous prime is 12012211199. The next prime is 12012211229. The reversal of 12012211202 is 20211221021.

It can be written as a sum of positive squares in 2 ways, for example, as 10237190041 + 1775021161 = 101179^2 + 42131^2 .

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

It is a super-2 number, since 2×12012211202² (a number of 21 digits) contains 22 as substring.

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, 26575463 + ... + 26575914.

Almost surely, 2^12012211202 is an apocalyptic number.

12012211202 is a deficient number, since it is larger than the sum of its proper divisors (6165560074).

12012211202 is a wasteful number, since it uses less digits than its factorization.

12012211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53151492.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12012211202 its reverse (20211221021), we get a palindrome (32223432223).

The spelling of 12012211202 in words is "twelve billion, twelve million, two hundred eleven thousand, two hundred two".