201044311387 has 2 divisors, whose sum is σ = 201044311388. Its totient is φ = 201044311386.

The previous prime is 201044311319. The next prime is 201044311441. The reversal of 201044311387 is 783113440102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201044311387 is a prime.

It is not a weakly prime, because it can be changed into another prime (201044411387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100522155693 + 100522155694.

It is an arithmetic number, because the mean of its divisors is an integer number (100522155694).

Almost surely, 2^201044311387 is an apocalyptic number.

201044311387 is a deficient number, since it is larger than the sum of its proper divisors (1).

201044311387 is an equidigital number, since it uses as much as digits as its factorization.

201044311387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 34.

Adding to 201044311387 its reverse (783113440102), we get a palindrome (984157751489).

The spelling of 201044311387 in words is "two hundred one billion, forty-four million, three hundred eleven thousand, three hundred eighty-seven".