223130402 has 16 divisors (see below), whose sum is σ = 367041024. Its totient is φ = 100890000.

The previous prime is 223130377. The next prime is 223130431. The reversal of 223130402 is 204031322.

It is a super-3 number, since 3×223130402³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22349 + ... + 30752.

It is an arithmetic number, because the mean of its divisors is an integer number (22940064).

Almost surely, 2^223130402 is an apocalyptic number.

223130402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223130402 is a deficient number, since it is larger than the sum of its proper divisors (143910622).

223130402 is a wasteful number, since it uses less digits than its factorization.

223130402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53305.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 223130402 is about 14937.5500668617. The cubic root of 223130402 is about 606.5308788528.

Adding to 223130402 its reverse (204031322), we get a palindrome (427161724).

The spelling of 223130402 in words is "two hundred twenty-three million, one hundred thirty thousand, four hundred two".