213303222303 has 16 divisors (see below), whose sum is σ = 287891700096. Its totient is φ = 140459171040.

The previous prime is 213303222281. The next prime is 213303222329. The reversal of 213303222303 is 303222303312.

It is not a de Polignac number, because 213303222303 - 2¹⁶ = 213303156767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213303222343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1122276 + ... + 1298502.

It is an arithmetic number, because the mean of its divisors is an integer number (17993231256).

Almost surely, 2^213303222303 is an apocalyptic number.

213303222303 is a deficient number, since it is larger than the sum of its proper divisors (74588477793).

213303222303 is a wasteful number, since it uses less digits than its factorization.

213303222303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181174.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 213303222303 its reverse (303222303312), we get a palindrome (516525525615).

The spelling of 213303222303 in words is "two hundred thirteen billion, three hundred three million, two hundred twenty-two thousand, three hundred three".