221132023222 has 64 divisors (see below), whose sum is σ = 387578188800. Its totient is φ = 94348346400.

The previous prime is 221132023219. The next prime is 221132023237. The reversal of 221132023222 is 222320231122.

It is a super-2 number, since 2×221132023222² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 221132023193 and 221132023202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5492947 + ... + 5533057.

It is an arithmetic number, because the mean of its divisors is an integer number (6055909200).

Almost surely, 2^221132023222 is an apocalyptic number.

221132023222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221132023222 is a deficient number, since it is larger than the sum of its proper divisors (166446165578).

221132023222 is a wasteful number, since it uses less digits than its factorization.

221132023222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40274 (or 40252 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 221132023222 its reverse (222320231122), we get a palindrome (443452254344).

The spelling of 221132023222 in words is "two hundred twenty-one billion, one hundred thirty-two million, twenty-three thousand, two hundred twenty-two".