20012200021011 has 8 divisors (see below), whose sum is σ = 29108654576064. Its totient is φ = 12128606073320.

The previous prime is 20012200021003. The next prime is 20012200021013. The reversal of 20012200021011 is 11012000221002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20012200021011 - 2³ = 20012200021003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20012200021013) 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 7 ways as a sum of consecutive naturals, for example, 303215151801 + ... + 303215151866.

It is an arithmetic number, because the mean of its divisors is an integer number (3638581822008).

Almost surely, 2^{20012200021011} is an apocalyptic number.

20012200021011 is a deficient number, since it is larger than the sum of its proper divisors (9096454555053).

20012200021011 is a wasteful number, since it uses less digits than its factorization.

20012200021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606430303681.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20012200021011 its reverse (11012000221002), we get a palindrome (31024200242013).

The spelling of 20012200021011 in words is "twenty trillion, twelve billion, two hundred million, twenty-one thousand, eleven".