20011012130133 has 6 divisors (see below), whose sum is σ = 28904795299094. Its totient is φ = 13340674753416.

The previous prime is 20011012130129. The next prime is 20011012130167. The reversal of 20011012130133 is 33103121011002.

20011012130133 is a `hidden beast` number, since 200 + 1 + 10 + 121 + 301 + 33 = 666.

It can be written as a sum of positive squares in only one way, i.e., 13574044384209 + 6436967745924 = 3684297^2 + 2537118^2 .

It is not a de Polignac number, because 20011012130133 - 2² = 20011012130129 is a prime.

It is a super-2 number, since 2×20011012130133² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20011012130833) 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 in 5 ways as a sum of consecutive naturals, for example, 1111722896110 + ... + 1111722896127.

Almost surely, 2^{20011012130133} is an apocalyptic number.

It is an amenable number.

20011012130133 is a deficient number, since it is larger than the sum of its proper divisors (8893783168961).

20011012130133 is a wasteful number, since it uses less digits than its factorization.

20011012130133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223445792243 (or 2223445792240 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 20011012130133 its reverse (33103121011002), we get a palindrome (53114133141135).

The spelling of 20011012130133 in words is "twenty trillion, eleven billion, twelve million, one hundred thirty thousand, one hundred thirty-three".