212021122022 has 8 divisors (see below), whose sum is σ = 321605073000. Its totient is φ = 104819431024.

The previous prime is 212021122003. The next prime is 212021122031. The reversal of 212021122022 is 220221120212.

It is a happy number.

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

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, 595564772 + ... + 595565127.

It is an arithmetic number, because the mean of its divisors is an integer number (40200634125).

Almost surely, 2^212021122022 is an apocalyptic number.

212021122022 is a deficient number, since it is larger than the sum of its proper divisors (109583950978).

212021122022 is a wasteful number, since it uses less digits than its factorization.

212021122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191129990.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212021122022 its reverse (220221120212), we get a palindrome (432242242234).

The spelling of 212021122022 in words is "two hundred twelve billion, twenty-one million, one hundred twenty-two thousand, twenty-two".