211022023222 has 8 divisors (see below), whose sum is σ = 316536461136. Its totient is φ = 105509869512.

The previous prime is 211022023211. The next prime is 211022023313. The reversal of 211022023222 is 222320220112.

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

It is a super-2 number, since 2×211022023222² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211022023222.

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, 317593 + ... + 723124.

It is an arithmetic number, because the mean of its divisors is an integer number (39567057642).

Almost surely, 2^211022023222 is an apocalyptic number.

211022023222 is a deficient number, since it is larger than the sum of its proper divisors (105514437914).

211022023222 is a wasteful number, since it uses less digits than its factorization.

211022023222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142102.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 211022023222 its reverse (222320220112), we get a palindrome (433342243334).

The spelling of 211022023222 in words is "two hundred eleven billion, twenty-two million, twenty-three thousand, two hundred twenty-two".