1120213013 has 2 divisors, whose sum is σ = 1120213014. Its totient is φ = 1120213012.

The previous prime is 1120213009. The next prime is 1120213019. The reversal of 1120213013 is 3103120211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 720492964 + 399720049 = 26842^2 + 19993^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120213013 - 2² = 1120213009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120213019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560106506 + 560106507.

It is an arithmetic number, because the mean of its divisors is an integer number (560106507).

Almost surely, 2^1120213013 is an apocalyptic number.

It is an amenable number.

1120213013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120213013 is an equidigital number, since it uses as much as digits as its factorization.

1120213013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1120213013 is about 33469.5834004548. The cubic root of 1120213013 is about 1038.5646536221.

Adding to 1120213013 its reverse (3103120211), we get a palindrome (4223333224).

The spelling of 1120213013 in words is "one billion, one hundred twenty million, two hundred thirteen thousand, thirteen".