30201200128103 has 2 divisors, whose sum is σ = 30201200128104. Its totient is φ = 30201200128102.

The previous prime is 30201200128091. The next prime is 30201200128129. The reversal of 30201200128103 is 30182100210203.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30201200128103 - 2¹⁸ = 30201199865959 is a prime.

It is a super-3 number, since 3×30201200128103³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30201200128133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15100600064051 + 15100600064052.

It is an arithmetic number, because the mean of its divisors is an integer number (15100600064052).

Almost surely, 2^{30201200128103} is an apocalyptic number.

30201200128103 is a deficient number, since it is larger than the sum of its proper divisors (1).

30201200128103 is an equidigital number, since it uses as much as digits as its factorization.

30201200128103 is an evil number, because the sum of its binary digits is even.

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

Adding to 30201200128103 its reverse (30182100210203), we get a palindrome (60383300338306).

The spelling of 30201200128103 in words is "thirty trillion, two hundred one billion, two hundred million, one hundred twenty-eight thousand, one hundred three".