2212111200228 has 48 divisors (see below), whose sum is σ = 5386638566400. Its totient is φ = 705228489504.

The previous prime is 2212111200227. The next prime is 2212111200253. The reversal of 2212111200228 is 8220021112122.

It is a junction number, because it is equal to n+sod(n) for n = 2212111200198 and 2212111200207.

It is not an unprimeable number, because it can be changed into a prime (2212111200227) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1923123 + ... + 2850021.

It is an arithmetic number, because the mean of its divisors is an integer number (112221636800).

Almost surely, 2^{2212111200228} is an apocalyptic number.

It is an amenable number.

2212111200228 is an abundant number, since it is smaller than the sum of its proper divisors (3174527366172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2212111200228 is a wasteful number, since it uses less digits than its factorization.

2212111200228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935576 (or 935574 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

The spelling of 2212111200228 in words is "two trillion, two hundred twelve billion, one hundred eleven million, two hundred thousand, two hundred twenty-eight".