212321100020302 has 32 divisors (see below), whose sum is σ = 393603877808064. Its totient is φ = 83646632793600.

The previous prime is 212321100020299. The next prime is 212321100020401. The reversal of 212321100020302 is 203020001123212.

It is a self number, because there is not a number n which added to its sum of digits gives 212321100020302.

It is a congruent 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, 2420286949 + ... + 2420374672.

It is an arithmetic number, because the mean of its divisors is an integer number (12300121181502).

Almost surely, 2^{212321100020302} is an apocalyptic number.

212321100020302 is a deficient number, since it is larger than the sum of its proper divisors (181282777787762).

212321100020302 is a wasteful number, since it uses less digits than its factorization.

212321100020302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4840661884.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212321100020302 its reverse (203020001123212), we get a palindrome (415341101143514).

The spelling of 212321100020302 in words is "two hundred twelve trillion, three hundred twenty-one billion, one hundred million, twenty thousand, three hundred two".