2216640122 has 16 divisors (see below), whose sum is σ = 3340483200. Its totient is φ = 1103158560.

The previous prime is 2216640121. The next prime is 2216640131. The reversal of 2216640122 is 2210466122.

It is a junction number, because it is equal to n+sod(n) for n = 2216640091 and 2216640100.

It is not an unprimeable number, because it can be changed into a prime (2216640121) 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 7 ways as a sum of consecutive naturals, for example, 398879 + ... + 404397.

It is an arithmetic number, because the mean of its divisors is an integer number (208780200).

Almost surely, 2^2216640122 is an apocalyptic number.

2216640122 is a deficient number, since it is larger than the sum of its proper divisors (1123843078).

2216640122 is a wasteful number, since it uses less digits than its factorization.

2216640122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6421.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 2216640122 is about 47081.2077372703. The cubic root of 2216640122 is about 1303.8623050343.

The spelling of 2216640122 in words is "two billion, two hundred sixteen million, six hundred forty thousand, one hundred twenty-two".