212102033222 has 4 divisors (see below), whose sum is σ = 318153049836. Its totient is φ = 106051016610.

The previous prime is 212102033207. The next prime is 212102033239. The reversal of 212102033222 is 222330201212.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 212102033194 and 212102033203.

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, 53025508304 + ... + 53025508307.

It is an arithmetic number, because the mean of its divisors is an integer number (79538262459).

Almost surely, 2^212102033222 is an apocalyptic number.

212102033222 is a deficient number, since it is larger than the sum of its proper divisors (106051016614).

212102033222 is a wasteful number, since it uses less digits than its factorization.

212102033222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106051016613.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 212102033222 its reverse (222330201212), we get a palindrome (434432234434).

The spelling of 212102033222 in words is "two hundred twelve billion, one hundred two million, thirty-three thousand, two hundred twenty-two".