12211101011002 has 4 divisors (see below), whose sum is σ = 18316651516506. Its totient is φ = 6105550505500.

The previous prime is 12211101010991. The next prime is 12211101011017. The reversal of 12211101011002 is 20011010111221.

It is a happy number.

12211101011002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 12033759798841 + 177341212161 = 3468971^2 + 421119^2 .

It is a super-2 number, since 2×12211101011002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052775252749 + ... + 3052775252752.

Almost surely, 2^{12211101011002} is an apocalyptic number.

12211101011002 is a deficient number, since it is larger than the sum of its proper divisors (6105550505504).

12211101011002 is an equidigital number, since it uses as much as digits as its factorization.

12211101011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6105550505503.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12211101011002 its reverse (20011010111221), we get a palindrome (32222111122223).

The spelling of 12211101011002 in words is "twelve trillion, two hundred eleven billion, one hundred one million, eleven thousand, two".