21030133151 has 2 divisors, whose sum is σ = 21030133152. Its totient is φ = 21030133150.

The previous prime is 21030133133. The next prime is 21030133193. The reversal of 21030133151 is 15133103012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21030133151 - 2¹⁰ = 21030132127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21030130151) 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, 10515066575 + 10515066576.

It is an arithmetic number, because the mean of its divisors is an integer number (10515066576).

Almost surely, 2^21030133151 is an apocalyptic number.

21030133151 is a deficient number, since it is larger than the sum of its proper divisors (1).

21030133151 is an equidigital number, since it uses as much as digits as its factorization.

21030133151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 20.

Adding to 21030133151 its reverse (15133103012), we get a palindrome (36163236163).

The spelling of 21030133151 in words is "twenty-one billion, thirty million, one hundred thirty-three thousand, one hundred fifty-one".