111000221223 has 16 divisors (see below), whose sum is σ = 153160630656. Its totient is φ = 71450514720.

The previous prime is 111000221221. The next prime is 111000221237. The reversal of 111000221223 is 322122000111.

It is not a de Polignac number, because 111000221223 - 2¹ = 111000221221 is a prime.

It is a super-2 number, since 2×111000221223² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111000221221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3802261 + ... + 3831342.

It is an arithmetic number, because the mean of its divisors is an integer number (9572539416).

Almost surely, 2^111000221223 is an apocalyptic number.

111000221223 is a deficient number, since it is larger than the sum of its proper divisors (42160409433).

111000221223 is a wasteful number, since it uses less digits than its factorization.

111000221223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7633774.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 111000221223 its reverse (322122000111), we get a palindrome (433122221334).

The spelling of 111000221223 in words is "one hundred eleven billion, two hundred twenty-one thousand, two hundred twenty-three".