221112200019 has 8 divisors (see below), whose sum is σ = 294832365520. Its totient is φ = 147400083936.

The previous prime is 221112199981. The next prime is 221112200021. The reversal of 221112200019 is 910002211122.

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

It is not a de Polignac number, because 221112200019 - 2³¹ = 218964716371 is a prime.

It is a super-2 number, since 2×221112200019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 221112199968 and 221112200004.

It is not an unprimeable number, because it can be changed into a prime (221112200219) 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, 1947964 + ... + 2058345.

It is an arithmetic number, because the mean of its divisors is an integer number (36854045690).

Almost surely, 2^221112200019 is an apocalyptic number.

221112200019 is a deficient number, since it is larger than the sum of its proper divisors (73720165501).

221112200019 is a wasteful number, since it uses less digits than its factorization.

221112200019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4024709.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 221112200019 in words is "two hundred twenty-one billion, one hundred twelve million, two hundred thousand, nineteen".