201032420431 has 2 divisors, whose sum is σ = 201032420432. Its totient is φ = 201032420430.

The previous prime is 201032420371. The next prime is 201032420453. The reversal of 201032420431 is 134024230102.

It is an a-pointer prime, because the next prime (201032420453) can be obtained adding 201032420431 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201032420431 - 2¹¹ = 201032418383 is a prime.

It is a super-2 number, since 2×201032420431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201032420231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100516210215 + 100516210216.

It is an arithmetic number, because the mean of its divisors is an integer number (100516210216).

Almost surely, 2^201032420431 is an apocalyptic number.

201032420431 is a deficient number, since it is larger than the sum of its proper divisors (1).

201032420431 is an equidigital number, since it uses as much as digits as its factorization.

201032420431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 201032420431 its reverse (134024230102), we get a palindrome (335056650533).

The spelling of 201032420431 in words is "two hundred one billion, thirty-two million, four hundred twenty thousand, four hundred thirty-one".