213000021303 has 16 divisors (see below), whose sum is σ = 303042574080. Its totient is φ = 132683500224.

The previous prime is 213000021301. The next prime is 213000021307. The reversal of 213000021303 is 303120000312.

It is not a de Polignac number, because 213000021303 - 2¹ = 213000021301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213000021301) 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, 25590651 + ... + 25598972.

It is an arithmetic number, because the mean of its divisors is an integer number (18940160880).

Almost surely, 2^213000021303 is an apocalyptic number.

213000021303 is a deficient number, since it is larger than the sum of its proper divisors (90042552777).

213000021303 is a wasteful number, since it uses less digits than its factorization.

213000021303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51189718.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 213000021303 its reverse (303120000312), we get a palindrome (516120021615).

The spelling of 213000021303 in words is "two hundred thirteen billion, twenty-one thousand, three hundred three".