213000021302 has 16 divisors (see below), whose sum is σ = 322694596224. Its totient is φ = 105435360000.

The previous prime is 213000021301. The next prime is 213000021307. The reversal of 213000021302 is 203120000312.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 2314427 + ... + 2404697.

It is an arithmetic number, because the mean of its divisors is an integer number (20168412264).

Almost surely, 2^213000021302 is an apocalyptic number.

213000021302 is a deficient number, since it is larger than the sum of its proper divisors (109694574922).

213000021302 is a wasteful number, since it uses less digits than its factorization.

213000021302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102055.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 213000021302 its reverse (203120000312), we get a palindrome (416120021614).

The spelling of 213000021302 in words is "two hundred thirteen billion, twenty-one thousand, three hundred two".