2211211121122 has 8 divisors (see below), whose sum is σ = 3322645886700. Its totient is φ = 1103662492224.

The previous prime is 2211211121081. The next prime is 2211211121201.

It is a happy number.

2211211121122 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 2200686207841 + 10524913281 = 1483471^2 + 102591^2 .

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

It is a super-2 number, since 2×2211211121122² (a number of 25 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 2211211121122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 971532747 + ... + 971535022.

Almost surely, 2^{2211211121122} is an apocalyptic number.

2211211121122 is a deficient number, since it is larger than the sum of its proper divisors (1111434765578).

2211211121122 is a wasteful number, since it uses less digits than its factorization.

2211211121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943068340.

The product of its digits is 64, while the sum is 19.

The spelling of 2211211121122 in words is "two trillion, two hundred eleven billion, two hundred eleven million, one hundred twenty-one thousand, one hundred twenty-two".