20120010133 has 2 divisors, whose sum is σ = 20120010134. Its totient is φ = 20120010132.

The previous prime is 20120010067. The next prime is 20120010161. The reversal of 20120010133 is 33101002102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17935102084 + 2184908049 = 133922^2 + 46743^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20120010133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20120014133) 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, 10060005066 + 10060005067.

It is an arithmetic number, because the mean of its divisors is an integer number (10060005067).

Almost surely, 2^20120010133 is an apocalyptic number.

It is an amenable number.

20120010133 is a deficient number, since it is larger than the sum of its proper divisors (1).

20120010133 is an equidigital number, since it uses as much as digits as its factorization.

20120010133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 20120010133 its reverse (33101002102), we get a palindrome (53221012235).

The spelling of 20120010133 in words is "twenty billion, one hundred twenty million, ten thousand, one hundred thirty-three".