1100122212223 has 2 divisors, whose sum is σ = 1100122212224. Its totient is φ = 1100122212222.

The previous prime is 1100122212187. The next prime is 1100122212229. The reversal of 1100122212223 is 3222122210011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100122212223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1100122212223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100122212229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550061106111 + 550061106112.

It is an arithmetic number, because the mean of its divisors is an integer number (550061106112).

Almost surely, 2^{1100122212223} is an apocalyptic number.

1100122212223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100122212223 is an equidigital number, since it uses as much as digits as its factorization.

1100122212223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1100122212223 its reverse (3222122210011), we get a palindrome (4322244422234).

The spelling of 1100122212223 in words is "one trillion, one hundred billion, one hundred twenty-two million, two hundred twelve thousand, two hundred twenty-three".