12020201022011 has 24 divisors (see below), whose sum is σ = 15060200518944. Its totient is φ = 9509271851520.

The previous prime is 12020201021987. The next prime is 12020201022013. The reversal of 12020201022011 is 11022010202021.

It is not a de Polignac number, because 12020201022011 - 2¹⁸ = 12020200759867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12020201022013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3791426 + ... + 6198008.

It is an arithmetic number, because the mean of its divisors is an integer number (627508354956).

Almost surely, 2^{12020201022011} is an apocalyptic number.

12020201022011 is a deficient number, since it is larger than the sum of its proper divisors (3039999496933).

12020201022011 is a wasteful number, since it uses less digits than its factorization.

12020201022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2414451 (or 2414444 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12020201022011 its reverse (11022010202021), we get a palindrome (23042211224032).

The spelling of 12020201022011 in words is "twelve trillion, twenty billion, two hundred one million, twenty-two thousand, eleven".