201002020011021 has 16 divisors (see below), whose sum is σ = 270145591832960. Its totient is φ = 132932318788800.

The previous prime is 201002020010989. The next prime is 201002020011047. The reversal of 201002020011021 is 120110020200102.

201002020011021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201002020011021 - 2⁵ = 201002020010989 is a prime.

It is a super-2 number, since 2×201002020011021² (a number of 29 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 = 201002020010988 and 201002020011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201002020013021) 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, 302337166 + ... + 303001263.

It is an arithmetic number, because the mean of its divisors is an integer number (16884099489560).

Almost surely, 2^{201002020011021} is an apocalyptic number.

It is an amenable number.

201002020011021 is a deficient number, since it is larger than the sum of its proper divisors (69143571821939).

201002020011021 is a wasteful number, since it uses less digits than its factorization.

201002020011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605339316.

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

Adding to 201002020011021 its reverse (120110020200102), we get a palindrome (321112040211123).

The spelling of 201002020011021 in words is "two hundred one trillion, two billion, twenty million, eleven thousand, twenty-one".