213303021302 has 16 divisors (see below), whose sum is σ = 369282743712. Its totient is φ = 90510475200.

The previous prime is 213303021263. The next prime is 213303021307. The reversal of 213303021302 is 203120303312.

It is a super-2 number, since 2×213303021302² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213303021307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75423983 + ... + 75426810.

It is an arithmetic number, because the mean of its divisors is an integer number (23080171482).

Almost surely, 2^213303021302 is an apocalyptic number.

213303021302 is a deficient number, since it is larger than the sum of its proper divisors (155979722410).

213303021302 is a wasteful number, since it uses less digits than its factorization.

213303021302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150850903.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 213303021302 its reverse (203120303312), we get a palindrome (416423324614).

The spelling of 213303021302 in words is "two hundred thirteen billion, three hundred three million, twenty-one thousand, three hundred two".