2206221151 has 4 divisors (see below), whose sum is σ = 2206699552. Its totient is φ = 2205742752.

The previous prime is 2206221131. The next prime is 2206221179. The reversal of 2206221151 is 1511226022.

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

It is a cyclic number.

It is not a de Polignac number, because 2206221151 - 2¹³ = 2206212959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206221131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232215 + ... + 241528.

It is an arithmetic number, because the mean of its divisors is an integer number (551674888).

Almost surely, 2^2206221151 is an apocalyptic number.

2206221151 is a deficient number, since it is larger than the sum of its proper divisors (478401).

2206221151 is an equidigital number, since it uses as much as digits as its factorization.

2206221151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478400.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 2206221151 is about 46970.4284736684. The cubic root of 2206221151 is about 1301.8162288223.

Adding to 2206221151 its reverse (1511226022), we get a palindrome (3717447173).

The spelling of 2206221151 in words is "two billion, two hundred six million, two hundred twenty-one thousand, one hundred fifty-one".