212212122022 has 8 divisors (see below), whose sum is σ = 319404594096. Its totient is φ = 105743923992.

The previous prime is 212212122011. The next prime is 212212122029. The reversal of 212212122022 is 220221212212.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212212122029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181067778 + ... + 181068949.

It is an arithmetic number, because the mean of its divisors is an integer number (39925574262).

Almost surely, 2^212212122022 is an apocalyptic number.

212212122022 is a deficient number, since it is larger than the sum of its proper divisors (107192472074).

212212122022 is a wasteful number, since it uses less digits than its factorization.

212212122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362137022.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 212212122022 its reverse (220221212212), we get a palindrome (432433334234).

The spelling of 212212122022 in words is "two hundred twelve billion, two hundred twelve million, one hundred twenty-two thousand, twenty-two".