3722222211 has 8 divisors (see below), whose sum is σ = 4966456320. Its totient is φ = 2479734792.

The previous prime is 3722222209. The next prime is 3722222221. The reversal of 3722222211 is 1122222273.

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

It is not a de Polignac number, because 3722222211 - 2¹ = 3722222209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3722222221) 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, 431691 + ... + 440228.

It is an arithmetic number, because the mean of its divisors is an integer number (620807040).

Almost surely, 2^3722222211 is an apocalyptic number.

3722222211 is a deficient number, since it is larger than the sum of its proper divisors (1244234109).

3722222211 is a wasteful number, since it uses less digits than its factorization.

3722222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873345.

The product of its digits is 1344, while the sum is 24.

The square root of 3722222211 is about 61010.0173004401. The cubic root of 3722222211 is about 1549.7706509077.

Adding to 3722222211 its reverse (1122222273), we get a palindrome (4844444484).

The spelling of 3722222211 in words is "three billion, seven hundred twenty-two million, two hundred twenty-two thousand, two hundred eleven".