2243303000073 has 32 divisors (see below), whose sum is σ = 3458339596800. Its totient is φ = 1435996831248.

The previous prime is 2243303000063. The next prime is 2243303000077. The reversal of 2243303000073 is 3700003033422.

It is a happy number.

2243303000073 is a `hidden beast` number, since 2 + 24 + 330 + 300 + 0 + 0 + 7 + 3 = 666.

It is not a de Polignac number, because 2243303000073 - 2¹² = 2243302995977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2243303000077) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16306215 + ... + 16443212.

It is an arithmetic number, because the mean of its divisors is an integer number (108073112400).

Almost surely, 2^{2243303000073} is an apocalyptic number.

It is an amenable number.

2243303000073 is a deficient number, since it is larger than the sum of its proper divisors (1215036596727).

2243303000073 is a wasteful number, since it uses less digits than its factorization.

2243303000073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32749538 (or 32749532 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 27.

Adding to 2243303000073 its reverse (3700003033422), we get a palindrome (5943306033495).

The spelling of 2243303000073 in words is "two trillion, two hundred forty-three billion, three hundred three million, seventy-three", and thus it is an aban number.