2211101200222 has 4 divisors (see below), whose sum is σ = 3316651800336. Its totient is φ = 1105550600110.

The previous prime is 2211101200213. The next prime is 2211101200261. The reversal of 2211101200222 is 2220021011122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2211101200196 and 2211101200205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552775300054 + ... + 552775300057.

It is an arithmetic number, because the mean of its divisors is an integer number (829162950084).

Almost surely, 2^{2211101200222} is an apocalyptic number.

2211101200222 is a deficient number, since it is larger than the sum of its proper divisors (1105550600114).

2211101200222 is a wasteful number, since it uses less digits than its factorization.

2211101200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105550600113.

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

Adding to 2211101200222 its reverse (2220021011122), we get a palindrome (4431122211344).

The spelling of 2211101200222 in words is "two trillion, two hundred eleven billion, one hundred one million, two hundred thousand, two hundred twenty-two".