1101221403223 has 2 divisors, whose sum is σ = 1101221403224. Its totient is φ = 1101221403222.

The previous prime is 1101221403203. The next prime is 1101221403253. The reversal of 1101221403223 is 3223041221011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101221403223 - 2⁹ = 1101221402711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101221403194 and 1101221403203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101221403203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550610701611 + 550610701612.

It is an arithmetic number, because the mean of its divisors is an integer number (550610701612).

Almost surely, 2^{1101221403223} is an apocalyptic number.

1101221403223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101221403223 is an equidigital number, since it uses as much as digits as its factorization.

1101221403223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1101221403223 its reverse (3223041221011), we get a palindrome (4324262624234).

The spelling of 1101221403223 in words is "one trillion, one hundred one billion, two hundred twenty-one million, four hundred three thousand, two hundred twenty-three".