1121101201223 has 2 divisors, whose sum is σ = 1121101201224. Its totient is φ = 1121101201222.

The previous prime is 1121101201153. The next prime is 1121101201243. The reversal of 1121101201223 is 3221021011211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121101201223 - 2¹² = 1121101197127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121101201243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560550600611 + 560550600612.

It is an arithmetic number, because the mean of its divisors is an integer number (560550600612).

Almost surely, 2^{1121101201223} is an apocalyptic number.

1121101201223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121101201223 is an equidigital number, since it uses as much as digits as its factorization.

1121101201223 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1121101201223 its reverse (3221021011211), we get a palindrome (4342122212434).

The spelling of 1121101201223 in words is "one trillion, one hundred twenty-one billion, one hundred one million, two hundred one thousand, two hundred twenty-three".