212333231222 has 8 divisors (see below), whose sum is σ = 363999824976. Its totient is φ = 90999956232.

The previous prime is 212333231213. The next prime is 212333231233. The reversal of 212333231222 is 222132333212.

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

It is a super-2 number, since 2×212333231222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212333231191 and 212333231200.

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, 7583329673 + ... + 7583329700.

It is an arithmetic number, because the mean of its divisors is an integer number (45499978122).

Almost surely, 2^212333231222 is an apocalyptic number.

212333231222 is a deficient number, since it is larger than the sum of its proper divisors (151666593754).

212333231222 is a wasteful number, since it uses less digits than its factorization.

212333231222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15166659382.

The product of its digits is 5184, while the sum is 26.

Adding to 212333231222 its reverse (222132333212), we get a palindrome (434465564434).

The spelling of 212333231222 in words is "two hundred twelve billion, three hundred thirty-three million, two hundred thirty-one thousand, two hundred twenty-two".