20011033321101 has 16 divisors (see below), whose sum is σ = 29646110208000. Its totient is φ = 13340628167904.

The previous prime is 20011033321093. The next prime is 20011033321199. The reversal of 20011033321101 is 10112333011002.

20011033321101 is a `hidden beast` number, since 200 + 1 + 10 + 33 + 321 + 101 = 666.

It is not a de Polignac number, because 20011033321101 - 2³ = 20011033321093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20011033326101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4811425 + ... + 7948073.

It is an arithmetic number, because the mean of its divisors is an integer number (1852881888000).

Almost surely, 2^{20011033321101} is an apocalyptic number.

It is an amenable number.

20011033321101 is a deficient number, since it is larger than the sum of its proper divisors (9635076886899).

20011033321101 is a wasteful number, since it uses less digits than its factorization.

20011033321101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3372945 (or 3372939 counting only the distinct ones).

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

Adding to 20011033321101 its reverse (10112333011002), we get a palindrome (30123366332103).

The spelling of 20011033321101 in words is "twenty trillion, eleven billion, thirty-three million, three hundred twenty-one thousand, one hundred one".