2216723045522 has 16 divisors (see below), whose sum is σ = 3520800833760. Its totient is φ = 1043127325248.

The previous prime is 2216723045521. The next prime is 2216723045533. The reversal of 2216723045522 is 2255403276122.

It is a super-2 number, since 2×2216723045522² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2216723045522.

It is not an unprimeable number, because it can be changed into a prime (2216723045521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139628 + ... + 2110199.

It is an arithmetic number, because the mean of its divisors is an integer number (220050052110).

Almost surely, 2^{2216723045522} is an apocalyptic number.

2216723045522 is a deficient number, since it is larger than the sum of its proper divisors (1304077788238).

2216723045522 is a wasteful number, since it uses less digits than its factorization.

2216723045522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278825.

The product of its (nonzero) digits is 403200, while the sum is 41.

The spelling of 2216723045522 in words is "two trillion, two hundred sixteen billion, seven hundred twenty-three million, forty-five thousand, five hundred twenty-two".