1101222223 has 2 divisors, whose sum is σ = 1101222224. Its totient is φ = 1101222222.

The previous prime is 1101222193. The next prime is 1101222233. The reversal of 1101222223 is 3222221011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101222223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101222197 and 1101222206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101222233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550611111 + 550611112.

It is an arithmetic number, because the mean of its divisors is an integer number (550611112).

Almost surely, 2^1101222223 is an apocalyptic number.

1101222223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101222223 is an equidigital number, since it uses as much as digits as its factorization.

1101222223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1101222223 is about 33184.6684931460. The cubic root of 1101222223 is about 1032.6623001533.

Adding to 1101222223 its reverse (3222221011), we get a palindrome (4323443234).

The spelling of 1101222223 in words is "one billion, one hundred one million, two hundred twenty-two thousand, two hundred twenty-three".