221110119979 has 8 divisors (see below), whose sum is σ = 252844125408. Its totient is φ = 189412825920.

The previous prime is 221110119977. The next prime is 221110119983. The reversal of 221110119979 is 979911011122.

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

It is a cyclic number.

It is not a de Polignac number, because 221110119979 - 2¹ = 221110119977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221110119977) 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, 9164932 + ... + 9189025.

It is an arithmetic number, because the mean of its divisors is an integer number (31605515676).

Almost surely, 2^221110119979 is an apocalyptic number.

221110119979 is a deficient number, since it is larger than the sum of its proper divisors (31734005429).

221110119979 is a wasteful number, since it uses less digits than its factorization.

221110119979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18355685.

The product of its (nonzero) digits is 20412, while the sum is 43.

The spelling of 221110119979 in words is "two hundred twenty-one billion, one hundred ten million, one hundred nineteen thousand, nine hundred seventy-nine".