202021021000011 has 8 divisors (see below), whose sum is σ = 270333785021584. Its totient is φ = 134194468822560.

The previous prime is 202021021000003. The next prime is 202021021000039. The reversal of 202021021000011 is 110000120120202.

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

It is not a de Polignac number, because 202021021000011 - 2³ = 202021021000003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202021021000811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121552960060 + ... + 121552961721.

It is an arithmetic number, because the mean of its divisors is an integer number (33791723127698).

Almost surely, 2^{202021021000011} is an apocalyptic number.

202021021000011 is a deficient number, since it is larger than the sum of its proper divisors (68312764021573).

202021021000011 is a wasteful number, since it uses less digits than its factorization.

202021021000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243105922061.

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

Adding to 202021021000011 its reverse (110000120120202), we get a palindrome (312021141120213).

The spelling of 202021021000011 in words is "two hundred two trillion, twenty-one billion, twenty-one million, eleven", and thus it is an aban number.