213303403043315 has 16 divisors (see below), whose sum is σ = 275655209096736. Its totient is φ = 157515456000000.

The previous prime is 213303403043293. The next prime is 213303403043359. The reversal of 213303403043315 is 513340304303312.

It is not a de Polignac number, because 213303403043315 - 2¹⁶ = 213303402977779 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2123315 + ... + 20763315.

It is an arithmetic number, because the mean of its divisors is an integer number (17228450568546).

Almost surely, 2^{213303403043315} is an apocalyptic number.

213303403043315 is a deficient number, since it is larger than the sum of its proper divisors (62351806053421).

213303403043315 is a wasteful number, since it uses less digits than its factorization.

213303403043315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18816070.

The product of its (nonzero) digits is 116640, while the sum is 35.

Adding to 213303403043315 its reverse (513340304303312), we get a palindrome (726643707346627).

The spelling of 213303403043315 in words is "two hundred thirteen trillion, three hundred three billion, four hundred three million, forty-three thousand, three hundred fifteen".