202020001110020 has 96 divisors (see below), whose sum is σ = 449898827938560. Its totient is φ = 75935920885760.

The previous prime is 202020001110007. The next prime is 202020001110079. The reversal of 202020001110020 is 20011100020202.

It is a happy number.

202020001110020 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 = 202020001109983 and 202020001110010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 578120792 + ... + 578470128.

It is an arithmetic number, because the mean of its divisors is an integer number (4686446124360).

Almost surely, 2^{202020001110020} is an apocalyptic number.

202020001110020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202020001110020 is an abundant number, since it is smaller than the sum of its proper divisors (247878826828540).

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

202020001110020 is a wasteful number, since it uses less digits than its factorization.

202020001110020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352013 (or 352011 counting only the distinct ones).

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

Adding to 202020001110020 its reverse (20011100020202), we get a palindrome (222031101130222).

The spelling of 202020001110020 in words is "two hundred two trillion, twenty billion, one million, one hundred ten thousand, twenty".