111102111220223 has 2 divisors, whose sum is σ = 111102111220224. Its totient is φ = 111102111220222.

The previous prime is 111102111220201. The next prime is 111102111220231. The reversal of 111102111220223 is 322022111201111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111102111220223 - 2⁴⁰ = 110002599592447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111102111220195 and 111102111220204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111102111220273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55551055610111 + 55551055610112.

It is an arithmetic number, because the mean of its divisors is an integer number (55551055610112).

Almost surely, 2^{111102111220223} is an apocalyptic number.

111102111220223 is a deficient number, since it is larger than the sum of its proper divisors (1).

111102111220223 is an equidigital number, since it uses as much as digits as its factorization.

111102111220223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 111102111220223 its reverse (322022111201111), we get a palindrome (433124222421334).

The spelling of 111102111220223 in words is "one hundred eleven trillion, one hundred two billion, one hundred eleven million, two hundred twenty thousand, two hundred twenty-three".