16730303227 has 4 divisors (see below), whose sum is σ = 18251239896. Its totient is φ = 15209366560.

The previous prime is 16730303189. The next prime is 16730303251. The reversal of 16730303227 is 72230303761.

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

It is a cyclic number.

It is not a de Polignac number, because 16730303227 - 2⁷ = 16730303099 is a prime.

It is a super-2 number, since 2×16730303227² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16730303192 and 16730303201.

It is not an unprimeable number, because it can be changed into a prime (16730303327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 760468318 + ... + 760468339.

It is an arithmetic number, because the mean of its divisors is an integer number (4562809974).

Almost surely, 2^16730303227 is an apocalyptic number.

16730303227 is a deficient number, since it is larger than the sum of its proper divisors (1520936669).

16730303227 is a wasteful number, since it uses less digits than its factorization.

16730303227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1520936668.

The product of its (nonzero) digits is 31752, while the sum is 34.

Adding to 16730303227 its reverse (72230303761), we get a palindrome (88960606988).

The spelling of 16730303227 in words is "sixteen billion, seven hundred thirty million, three hundred three thousand, two hundred twenty-seven".