1113320101 has 2 divisors, whose sum is σ = 1113320102. Its totient is φ = 1113320100.

The previous prime is 1113320059. The next prime is 1113320107. The reversal of 1113320101 is 1010233111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 947039076 + 166281025 = 30774^2 + 12895^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113320101 - 2⁹ = 1113319589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113320107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556660050 + 556660051.

It is an arithmetic number, because the mean of its divisors is an integer number (556660051).

Almost surely, 2^1113320101 is an apocalyptic number.

It is an amenable number.

1113320101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113320101 is an equidigital number, since it uses as much as digits as its factorization.

1113320101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1113320101 is about 33366.4517292445. The cubic root of 1113320101 is about 1036.4300988069.

Adding to 1113320101 its reverse (1010233111), we get a palindrome (2123553212).

The spelling of 1113320101 in words is "one billion, one hundred thirteen million, three hundred twenty thousand, one hundred one".