201020131283 has 2 divisors, whose sum is σ = 201020131284. Its totient is φ = 201020131282.

The previous prime is 201020131231. The next prime is 201020131349. The reversal of 201020131283 is 382131020102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201020131283 - 2¹⁸ = 201019869139 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (201020133283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510065641 + 100510065642.

It is an arithmetic number, because the mean of its divisors is an integer number (100510065642).

Almost surely, 2^201020131283 is an apocalyptic number.

201020131283 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020131283 is an equidigital number, since it uses as much as digits as its factorization.

201020131283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 201020131283 its reverse (382131020102), we get a palindrome (583151151385).

The spelling of 201020131283 in words is "two hundred one billion, twenty million, one hundred thirty-one thousand, two hundred eighty-three".