1011201313 has 2 divisors, whose sum is σ = 1011201314. Its totient is φ = 1011201312.

The previous prime is 1011201281. The next prime is 1011201353. The reversal of 1011201313 is 3131021101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 833592384 + 177608929 = 28872^2 + 13327^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011201313 - 2⁵ = 1011201281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011201293 and 1011201302.

It is not a weakly prime, because it can be changed into another prime (1011201353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505600656 + 505600657.

It is an arithmetic number, because the mean of its divisors is an integer number (505600657).

Almost surely, 2^1011201313 is an apocalyptic number.

It is an amenable number.

1011201313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011201313 is an equidigital number, since it uses as much as digits as its factorization.

1011201313 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 1011201313 is about 31799.3917080186. The cubic root of 1011201313 is about 1003.7199160660.

Adding to 1011201313 its reverse (3131021101), we get a palindrome (4142222414).

The spelling of 1011201313 in words is "one billion, eleven million, two hundred one thousand, three hundred thirteen".