4112221394 has 4 divisors (see below), whose sum is σ = 6168332094. Its totient is φ = 2056110696.

The previous prime is 4112221391. The next prime is 4112221423. The reversal of 4112221394 is 4931222114.

4112221394 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., 2630356369 + 1481865025 = 51287^2 + 38495^2 .

It is not an unprimeable number, because it can be changed into a prime (4112221391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028055347 + ... + 1028055350.

Almost surely, 2^4112221394 is an apocalyptic number.

4112221394 is a deficient number, since it is larger than the sum of its proper divisors (2056110700).

4112221394 is a wasteful number, since it uses less digits than its factorization.

4112221394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056110699.

The product of its digits is 3456, while the sum is 29.

The square root of 4112221394 is about 64126.6044165758. The cubic root of 4112221394 is about 1602.1093785314.

The spelling of 4112221394 in words is "four billion, one hundred twelve million, two hundred twenty-one thousand, three hundred ninety-four".