2218242022 has 4 divisors (see below), whose sum is σ = 3327363036. Its totient is φ = 1109121010.

The previous prime is 2218242011. The next prime is 2218242023. The reversal of 2218242022 is 2202428122.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2218242023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554560504 + ... + 554560507.

It is an arithmetic number, because the mean of its divisors is an integer number (831840759).

Almost surely, 2^2218242022 is an apocalyptic number.

2218242022 is a deficient number, since it is larger than the sum of its proper divisors (1109121014).

2218242022 is a wasteful number, since it uses less digits than its factorization.

2218242022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109121013.

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 2218242022 is about 47098.2167602978. The cubic root of 2218242022 is about 1304.1763169286.

The spelling of 2218242022 in words is "two billion, two hundred eighteen million, two hundred forty-two thousand, twenty-two".