200140421441 has 2 divisors, whose sum is σ = 200140421442. Its totient is φ = 200140421440.

The previous prime is 200140421399. The next prime is 200140421519. The reversal of 200140421441 is 144124041002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144005070400 + 56135351041 = 379480^2 + 236929^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200140421441 is a prime.

It is not a weakly prime, because it can be changed into another prime (200140621441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100070210720 + 100070210721.

It is an arithmetic number, because the mean of its divisors is an integer number (100070210721).

Almost surely, 2^200140421441 is an apocalyptic number.

It is an amenable number.

200140421441 is a deficient number, since it is larger than the sum of its proper divisors (1).

200140421441 is an equidigital number, since it uses as much as digits as its factorization.

200140421441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 200140421441 its reverse (144124041002), we get a palindrome (344264462443).

The spelling of 200140421441 in words is "two hundred billion, one hundred forty million, four hundred twenty-one thousand, four hundred forty-one".