2220445334 has 4 divisors (see below), whose sum is σ = 3330668004. Its totient is φ = 1110222666.

The previous prime is 2220445319. The next prime is 2220445343. The reversal of 2220445334 is 4335440222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4335440222 = 2 ⋅2167720111.

It is a junction number, because it is equal to n+sod(n) for n = 2220445297 and 2220445306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555111332 + ... + 555111335.

It is an arithmetic number, because the mean of its divisors is an integer number (832667001).

Almost surely, 2^2220445334 is an apocalyptic number.

2220445334 is a deficient number, since it is larger than the sum of its proper divisors (1110222670).

2220445334 is a wasteful number, since it uses less digits than its factorization.

2220445334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110222669.

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 2220445334 is about 47121.6015644630. The cubic root of 2220445334 is about 1304.6079735342.

Adding to 2220445334 its reverse (4335440222), we get a palindrome (6555885556).

The spelling of 2220445334 in words is "two billion, two hundred twenty million, four hundred forty-five thousand, three hundred thirty-four".