221330310110111 has 8 divisors (see below), whose sum is σ = 224084726310144. Its totient is φ = 218586933655200.

The previous prime is 221330310110051. The next prime is 221330310110123. The reversal of 221330310110111 is 111011013033122.

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 221330310110111 - 2¹⁰ = 221330310109087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221330310110191) 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, 2759895935 + ... + 2759976128.

It is an arithmetic number, because the mean of its divisors is an integer number (28010590788768).

Almost surely, 2^{221330310110111} is an apocalyptic number.

221330310110111 is a deficient number, since it is larger than the sum of its proper divisors (2754416200033).

221330310110111 is a wasteful number, since it uses less digits than its factorization.

221330310110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5519872561.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 221330310110111 its reverse (111011013033122), we get a palindrome (332341323143233).

The spelling of 221330310110111 in words is "two hundred twenty-one trillion, three hundred thirty billion, three hundred ten million, one hundred ten thousand, one hundred eleven".