2221342234 has 4 divisors (see below), whose sum is σ = 3332013354. Its totient is φ = 1110671116.

The previous prime is 2221342223. The next prime is 2221342243. The reversal of 2221342234 is 4322431222.

2221342234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 1125401209 + 1095941025 = 33547^2 + 33105^2 .

It is a super-2 number, since 2×2221342234² = 9868722641104221512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2221342199 and 2221342208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555335557 + ... + 555335560.

Almost surely, 2^2221342234 is an apocalyptic number.

2221342234 is a deficient number, since it is larger than the sum of its proper divisors (1110671120).

2221342234 is a wasteful number, since it uses less digits than its factorization.

2221342234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110671119.

The product of its digits is 4608, while the sum is 25.

The square root of 2221342234 is about 47131.1174703083. The cubic root of 2221342234 is about 1304.7836057769.

Adding to 2221342234 its reverse (4322431222), we get a palindrome (6543773456).

The spelling of 2221342234 in words is "two billion, two hundred twenty-one million, three hundred forty-two thousand, two hundred thirty-four".