212022023222 has 4 divisors (see below), whose sum is σ = 318033034836. Its totient is φ = 106011011610.

The previous prime is 212022023201. The next prime is 212022023243. The reversal of 212022023222 is 222320220212.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (212022023201) and next prime (212022023243).

It is a super-2 number, since 2×212022023222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212022023194 and 212022023203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53005505804 + ... + 53005505807.

It is an arithmetic number, because the mean of its divisors is an integer number (79508258709).

Almost surely, 2^212022023222 is an apocalyptic number.

212022023222 is a deficient number, since it is larger than the sum of its proper divisors (106011011614).

212022023222 is a wasteful number, since it uses less digits than its factorization.

212022023222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106011011613.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 212022023222 its reverse (222320220212), we get a palindrome (434342243434).

The spelling of 212022023222 in words is "two hundred twelve billion, twenty-two million, twenty-three thousand, two hundred twenty-two".