1223033011223 has 2 divisors, whose sum is σ = 1223033011224. Its totient is φ = 1223033011222.

The previous prime is 1223033011201. The next prime is 1223033011241. The reversal of 1223033011223 is 3221103303221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1223033011223 - 2¹² = 1223033007127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1223033010223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611516505611 + 611516505612.

It is an arithmetic number, because the mean of its divisors is an integer number (611516505612).

Almost surely, 2^{1223033011223} is an apocalyptic number.

1223033011223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223033011223 is an equidigital number, since it uses as much as digits as its factorization.

1223033011223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1223033011223 its reverse (3221103303221), we get a palindrome (4444136314444).

The spelling of 1223033011223 in words is "one trillion, two hundred twenty-three billion, thirty-three million, eleven thousand, two hundred twenty-three".