1211122002201 has 8 divisors (see below), whose sum is σ = 1617214611264. Its totient is φ = 806222030640.

The previous prime is 1211122002191. The next prime is 1211122002203. The reversal of 1211122002201 is 1022002211121.

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

It is not a de Polignac number, because 1211122002201 - 2¹⁴ = 1211121985817 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1211122002203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298157005 + ... + 298161066.

It is an arithmetic number, because the mean of its divisors is an integer number (202151826408).

Almost surely, 2^{1211122002201} is an apocalyptic number.

It is an amenable number.

1211122002201 is a deficient number, since it is larger than the sum of its proper divisors (406092609063).

1211122002201 is an equidigital number, since it uses as much as digits as its factorization.

1211122002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596318751.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1211122002201 its reverse (1022002211121), we get a palindrome (2233124213322).

The spelling of 1211122002201 in words is "one trillion, two hundred eleven billion, one hundred twenty-two million, two thousand, two hundred one".