20000133011 has 24 divisors (see below), whose sum is σ = 21539481600. Its totient is φ = 18549750240.

The previous prime is 20000132983. The next prime is 20000133061. The reversal of 20000133011 is 11033100002.

It is a de Polignac number, because none of the positive numbers 2^k-20000133011 is a prime.

It is a super-2 number, since 2×20000133011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20000132983 and 20000133001.

It is not an unprimeable number, because it can be changed into a prime (20000133061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3621110 + ... + 3626628.

It is an arithmetic number, because the mean of its divisors is an integer number (897478400).

Almost surely, 2^20000133011 is an apocalyptic number.

20000133011 is a deficient number, since it is larger than the sum of its proper divisors (1539348589).

20000133011 is a wasteful number, since it uses less digits than its factorization.

20000133011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5747 (or 5718 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 20000133011 its reverse (11033100002), we get a palindrome (31033233013).

The spelling of 20000133011 in words is "twenty billion, one hundred thirty-three thousand, eleven".