212021100322 has 8 divisors (see below), whose sum is σ = 318085218000. Its totient is φ = 105992694324.

The previous prime is 212021100311. The next prime is 212021100367. The reversal of 212021100322 is 223001120212.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 212021100296 and 212021100305.

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, 8913072 + ... + 8936827.

It is an arithmetic number, because the mean of its divisors is an integer number (39760652250).

Almost surely, 2^212021100322 is an apocalyptic number.

212021100322 is a deficient number, since it is larger than the sum of its proper divisors (106064117678).

212021100322 is a wasteful number, since it uses less digits than its factorization.

212021100322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17855840.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 212021100322 its reverse (223001120212), we get a palindrome (435022220534).

The spelling of 212021100322 in words is "two hundred twelve billion, twenty-one million, one hundred thousand, three hundred twenty-two".