2211201122001 has 32 divisors (see below), whose sum is σ = 3082236917760. Its totient is φ = 1408660365504.

The previous prime is 2211201121993. The next prime is 2211201122023. The reversal of 2211201122001 is 1002211021122.

It is not a de Polignac number, because 2211201122001 - 2³ = 2211201121993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2211201122041) 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 31 ways as a sum of consecutive naturals, for example, 15565771 + ... + 15707183.

It is an arithmetic number, because the mean of its divisors is an integer number (96319903680).

Almost surely, 2^{2211201122001} is an apocalyptic number.

It is an amenable number.

2211201122001 is a deficient number, since it is larger than the sum of its proper divisors (871035795759).

2211201122001 is a wasteful number, since it uses less digits than its factorization.

2211201122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144085.

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

Adding to 2211201122001 its reverse (1002211021122), we get a palindrome (3213412143123).

The spelling of 2211201122001 in words is "two trillion, two hundred eleven billion, two hundred one million, one hundred twenty-two thousand, one".