2221233243 has 8 divisors (see below), whose sum is σ = 3135858768. Its totient is φ = 1393714944.

The previous prime is 2221233229. The next prime is 2221233251. The reversal of 2221233243 is 3423321222.

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

It is not a de Polignac number, because 2221233243 - 2⁹ = 2221232731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2221233263) 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, 21776746 + ... + 21776847.

It is an arithmetic number, because the mean of its divisors is an integer number (391982346).

Almost surely, 2^2221233243 is an apocalyptic number.

2221233243 is a deficient number, since it is larger than the sum of its proper divisors (914625525).

2221233243 is a wasteful number, since it uses less digits than its factorization.

2221233243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43553613.

The product of its digits is 3456, while the sum is 24.

The square root of 2221233243 is about 47129.9612030394. The cubic root of 2221233243 is about 1304.7622655269.

Adding to 2221233243 its reverse (3423321222), we get a palindrome (5644554465).

It can be divided in two parts, 22212 and 33243, that added together give a palindrome (55455).

The spelling of 2221233243 in words is "two billion, two hundred twenty-one million, two hundred thirty-three thousand, two hundred forty-three".