1012313201 has 2 divisors, whose sum is σ = 1012313202. Its totient is φ = 1012313200.

The previous prime is 1012313177. The next prime is 1012313257. The reversal of 1012313201 is 1023132101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 998623201 + 13690000 = 31601^2 + 3700^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012313201 - 2¹⁰ = 1012312177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1012313801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506156600 + 506156601.

It is an arithmetic number, because the mean of its divisors is an integer number (506156601).

Almost surely, 2^1012313201 is an apocalyptic number.

It is an amenable number.

1012313201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012313201 is an equidigital number, since it uses as much as digits as its factorization.

1012313201 is an evil number, because the sum of its binary digits is even.

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

The square root of 1012313201 is about 31816.8697548958. The cubic root of 1012313201 is about 1004.0876685323.

Adding to 1012313201 its reverse (1023132101), we get a palindrome (2035445302).

The spelling of 1012313201 in words is "one billion, twelve million, three hundred thirteen thousand, two hundred one".