212021123302 has 8 divisors (see below), whose sum is σ = 318053330136. Its totient is φ = 106003346592.

The previous prime is 212021123239. The next prime is 212021123323. The reversal of 212021123302 is 203321120212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 212021123302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3570723 + ... + 3629614.

It is an arithmetic number, because the mean of its divisors is an integer number (39756666267).

Almost surely, 2^212021123302 is an apocalyptic number.

212021123302 is a deficient number, since it is larger than the sum of its proper divisors (106032206834).

212021123302 is a wasteful number, since it uses less digits than its factorization.

212021123302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7215062.

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

Adding to 212021123302 its reverse (203321120212), we get a palindrome (415342243514).

The spelling of 212021123302 in words is "two hundred twelve billion, twenty-one million, one hundred twenty-three thousand, three hundred two".