1211002200202 has 8 divisors (see below), whose sum is σ = 1895481704736. Its totient is φ = 579174965292.

The previous prime is 1211002200169. The next prime is 1211002200203. The reversal of 1211002200202 is 2020022001121.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1211002200203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13163067348 + ... + 13163067439.

It is an arithmetic number, because the mean of its divisors is an integer number (236935213092).

Almost surely, 2^{1211002200202} is an apocalyptic number.

1211002200202 is a deficient number, since it is larger than the sum of its proper divisors (684479504534).

1211002200202 is a wasteful number, since it uses less digits than its factorization.

1211002200202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26326134812.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1211002200202 its reverse (2020022001121), we get a palindrome (3231024201323).

The spelling of 1211002200202 in words is "one trillion, two hundred eleven billion, two million, two hundred thousand, two hundred two".