221032023112 has 32 divisors (see below), whose sum is σ = 417720045600. Its totient is φ = 109640502400.

The previous prime is 221032023097. The next prime is 221032023119. The reversal of 221032023112 is 211320230122.

It is a self number, because there is not a number n which added to its sum of digits gives 221032023112.

It is not an unprimeable number, because it can be changed into a prime (221032023119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3805812 + ... + 3863452.

It is an arithmetic number, because the mean of its divisors is an integer number (13053751425).

Almost surely, 2^221032023112 is an apocalyptic number.

It is an amenable number.

221032023112 is a deficient number, since it is larger than the sum of its proper divisors (196688022488).

221032023112 is a wasteful number, since it uses less digits than its factorization.

221032023112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61437 (or 61433 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 221032023112 its reverse (211320230122), we get a palindrome (432352253234).

The spelling of 221032023112 in words is "two hundred twenty-one billion, thirty-two million, twenty-three thousand, one hundred twelve".