12211020212002 has 8 divisors (see below), whose sum is σ = 18316546800300. Its totient is φ = 6105504611904.

The previous prime is 12211020211991. The next prime is 12211020212033. The reversal of 12211020212002 is 20021202011221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8960856653961 + 3250163558041 = 2993469^2 + 1802821^2 .

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

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, 1119774 + ... + 5067142.

Almost surely, 2^{12211020212002} is an apocalyptic number.

12211020212002 is a deficient number, since it is larger than the sum of its proper divisors (6105526588298).

12211020212002 is a wasteful number, since it uses less digits than its factorization.

12211020212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5494100.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12211020212002 its reverse (20021202011221), we get a palindrome (32232222223223).

The spelling of 12211020212002 in words is "twelve trillion, two hundred eleven billion, twenty million, two hundred twelve thousand, two".