211313122222 has 8 divisors (see below), whose sum is σ = 316973507616. Its totient is φ = 105655286352.

The previous prime is 211313122211. The next prime is 211313122247. The reversal of 211313122222 is 222221313112.

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 = 211313122193 and 211313122202.

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, 414598 + ... + 771049.

It is an arithmetic number, because the mean of its divisors is an integer number (39621688452).

Almost surely, 2^211313122222 is an apocalyptic number.

211313122222 is a deficient number, since it is larger than the sum of its proper divisors (105660385394).

211313122222 is a wasteful number, since it uses less digits than its factorization.

211313122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274762.

The product of its digits is 576, while the sum is 22.

Adding to 211313122222 its reverse (222221313112), we get a palindrome (433534435334).

The spelling of 211313122222 in words is "two hundred eleven billion, three hundred thirteen million, one hundred twenty-two thousand, two hundred twenty-two".