212222001022 has 8 divisors (see below), whose sum is σ = 318479099400. Its totient is φ = 106062301224.

The previous prime is 212222000987. The next prime is 212222001049. The reversal of 212222001022 is 220100222212.

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

It is a junction number, because it is equal to n+sod(n) for n = 212222000987 and 212222001005.

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, 24344197 + ... + 24352912.

It is an arithmetic number, because the mean of its divisors is an integer number (39809887425).

Almost surely, 2^212222001022 is an apocalyptic number.

212222001022 is a deficient number, since it is larger than the sum of its proper divisors (106257098378).

212222001022 is a wasteful number, since it uses less digits than its factorization.

212222001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48699290.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 212222001022 its reverse (220100222212), we get a palindrome (432322223234).

The spelling of 212222001022 in words is "two hundred twelve billion, two hundred twenty-two million, one thousand, twenty-two".