1012331320201 has 2 divisors, whose sum is σ = 1012331320202. Its totient is φ = 1012331320200.

The previous prime is 1012331320183. The next prime is 1012331320277. The reversal of 1012331320201 is 1020231332101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 788650563600 + 223680756601 = 888060^2 + 472949^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012331320201 - 2⁷ = 1012331320073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012331324201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506165660100 + 506165660101.

It is an arithmetic number, because the mean of its divisors is an integer number (506165660101).

Almost surely, 2^{1012331320201} is an apocalyptic number.

It is an amenable number.

1012331320201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012331320201 is an equidigital number, since it uses as much as digits as its factorization.

1012331320201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1012331320201 its reverse (1020231332101), we get a palindrome (2032562652302).

The spelling of 1012331320201 in words is "one trillion, twelve billion, three hundred thirty-one million, three hundred twenty thousand, two hundred one".