2202211121111 has 4 divisors (see below), whose sum is σ = 2202305696424. Its totient is φ = 2202116545800.

The previous prime is 2202211121069. The next prime is 2202211121141. The reversal of 2202211121111 is 1111211122022.

2202211121111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2202211121111 - 2³⁸ = 1927333214167 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2202211121111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202211121141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47252720 + ... + 47299301.

It is an arithmetic number, because the mean of its divisors is an integer number (550576424106).

Almost surely, 2^{2202211121111} is an apocalyptic number.

2202211121111 is a deficient number, since it is larger than the sum of its proper divisors (94575313).

2202211121111 is an equidigital number, since it uses as much as digits as its factorization.

2202211121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94575312.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 2202211121111 its reverse (1111211122022), we get a palindrome (3313422243133).

The spelling of 2202211121111 in words is "two trillion, two hundred two billion, two hundred eleven million, one hundred twenty-one thousand, one hundred eleven".