201030423047 has 2 divisors, whose sum is σ = 201030423048. Its totient is φ = 201030423046.

The previous prime is 201030423019. The next prime is 201030423079. The reversal of 201030423047 is 740324030102.

201030423047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201030423047 - 2¹⁶ = 201030357511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201030420047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100515211523 + 100515211524.

It is an arithmetic number, because the mean of its divisors is an integer number (100515211524).

Almost surely, 2^201030423047 is an apocalyptic number.

201030423047 is a deficient number, since it is larger than the sum of its proper divisors (1).

201030423047 is an equidigital number, since it uses as much as digits as its factorization.

201030423047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

Adding to 201030423047 its reverse (740324030102), we get a palindrome (941354453149).

The spelling of 201030423047 in words is "two hundred one billion, thirty million, four hundred twenty-three thousand, forty-seven".