2218189151 has 8 divisors (see below), whose sum is σ = 2246959104. Its totient is φ = 2189558520.

The previous prime is 2218189133. The next prime is 2218189187. The reversal of 2218189151 is 1519818122.

2218189151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2218189151 is a prime.

It is a super-2 number, since 2×2218189151² = 9840726219228201602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2218189451) 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, 2591 + ... + 66656.

It is an arithmetic number, because the mean of its divisors is an integer number (280869888).

Almost surely, 2^2218189151 is an apocalyptic number.

2218189151 is a deficient number, since it is larger than the sum of its proper divisors (28769953).

2218189151 is a wasteful number, since it uses less digits than its factorization.

2218189151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69661.

The product of its digits is 11520, while the sum is 38.

The square root of 2218189151 is about 47097.6554724330. The cubic root of 2218189151 is about 1304.1659553220.

The spelling of 2218189151 in words is "two billion, two hundred eighteen million, one hundred eighty-nine thousand, one hundred fifty-one".