10021102002020 has 24 divisors (see below), whose sum is σ = 21099840115200. Its totient is φ = 3997864436832.

The previous prime is 10021102001969. The next prime is 10021102002053. The reversal of 10021102002020 is 2020020112001.

It is a happy number.

10021102002020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10021102001992 and 10021102002010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 661014980 + ... + 661030139.

It is an arithmetic number, because the mean of its divisors is an integer number (879160004800).

Almost surely, 2^{10021102002020} is an apocalyptic number.

10021102002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021102002020 is an abundant number, since it is smaller than the sum of its proper divisors (11078738113180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10021102002020 is a wasteful number, since it uses less digits than its factorization.

10021102002020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322045507 (or 1322045505 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10021102002020 its reverse (2020020112001), we get a palindrome (12041122114021).

The spelling of 10021102002020 in words is "ten trillion, twenty-one billion, one hundred two million, two thousand, twenty".