22110212223 has 40 divisors (see below), whose sum is σ = 38150980560. Its totient is φ = 12611877120.

The previous prime is 22110212221. The next prime is 22110212231. The reversal of 22110212223 is 32221201122.

22110212223 is a `hidden beast` number, since 221 + 10 + 212 + 223 = 666.

It is not a de Polignac number, because 22110212223 - 2¹ = 22110212221 is a prime.

It is a super-2 number, since 2×22110212223² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22110212196 and 22110212205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110212221) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 714708 + ... + 745001.

It is an arithmetic number, because the mean of its divisors is an integer number (953774514).

Almost surely, 2^22110212223 is an apocalyptic number.

22110212223 is a deficient number, since it is larger than the sum of its proper divisors (16040768337).

22110212223 is a wasteful number, since it uses less digits than its factorization.

22110212223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459749 (or 1459740 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 22110212223 its reverse (32221201122), we get a palindrome (54331413345).

The spelling of 22110212223 in words is "twenty-two billion, one hundred ten million, two hundred twelve thousand, two hundred twenty-three".