1100220013 has 2 divisors, whose sum is σ = 1100220014. Its totient is φ = 1100220012.

The previous prime is 1100220007. The next prime is 1100220031. The reversal of 1100220013 is 3100220011.

Together with next prime (1100220031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 639988804 + 460231209 = 25298^2 + 21453^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100220013 - 2⁹ = 1100219501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100220053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550110006 + 550110007.

It is an arithmetic number, because the mean of its divisors is an integer number (550110007).

Almost surely, 2^1100220013 is an apocalyptic number.

It is an amenable number.

1100220013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100220013 is an equidigital number, since it uses as much as digits as its factorization.

1100220013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1100220013 is about 33169.5645584925. The cubic root of 1100220013 is about 1032.3489336093.

Adding to 1100220013 its reverse (3100220011), we get a palindrome (4200440024).

The spelling of 1100220013 in words is "one billion, one hundred million, two hundred twenty thousand, thirteen".