100111011121223 has 2 divisors, whose sum is σ = 100111011121224. Its totient is φ = 100111011121222.

The previous prime is 100111011121207. The next prime is 100111011121267. The reversal of 100111011121223 is 322121110111001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100111011121223 - 2⁴ = 100111011121207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100111011121123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055505560611 + 50055505560612.

It is an arithmetic number, because the mean of its divisors is an integer number (50055505560612).

Almost surely, 2^{100111011121223} is an apocalyptic number.

100111011121223 is a deficient number, since it is larger than the sum of its proper divisors (1).

100111011121223 is an equidigital number, since it uses as much as digits as its factorization.

100111011121223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 100111011121223 its reverse (322121110111001), we get a palindrome (422232121232224).

The spelling of 100111011121223 in words is "one hundred trillion, one hundred eleven billion, eleven million, one hundred twenty-one thousand, two hundred twenty-three".