111022220223 has 6 divisors (see below), whose sum is σ = 160365429224. Its totient is φ = 74014813476.

The previous prime is 111022220149. The next prime is 111022220291. The reversal of 111022220223 is 322022220111.

It is not a de Polignac number, because 111022220223 - 2¹⁰ = 111022219199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111022220196 and 111022220205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111022220293) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6167901115 + ... + 6167901132.

Almost surely, 2^111022220223 is an apocalyptic number.

111022220223 is a deficient number, since it is larger than the sum of its proper divisors (49343209001).

111022220223 is a wasteful number, since it uses less digits than its factorization.

111022220223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12335802253 (or 12335802250 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 111022220223 its reverse (322022220111), we get a palindrome (433044440334).

The spelling of 111022220223 in words is "one hundred eleven billion, twenty-two million, two hundred twenty thousand, two hundred twenty-three".