111002121100223 has 2 divisors, whose sum is σ = 111002121100224. Its totient is φ = 111002121100222.

The previous prime is 111002121100159. The next prime is 111002121100303. The reversal of 111002121100223 is 322001121200111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111002121100223 - 2⁶ = 111002121100159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111002121105223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55501060550111 + 55501060550112.

It is an arithmetic number, because the mean of its divisors is an integer number (55501060550112).

Almost surely, 2^{111002121100223} is an apocalyptic number.

111002121100223 is a deficient number, since it is larger than the sum of its proper divisors (1).

111002121100223 is an equidigital number, since it uses as much as digits as its factorization.

111002121100223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 111002121100223 its reverse (322001121200111), we get a palindrome (433003242300334).

The spelling of 111002121100223 in words is "one hundred eleven trillion, two billion, one hundred twenty-one million, one hundred thousand, two hundred twenty-three".