1010202030020 has 24 divisors (see below), whose sum is σ = 2121644664384. Its totient is φ = 404038830816.

The previous prime is 1010202030017. The next prime is 1010202030049. The reversal of 1010202030020 is 200302020101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1010202029983 and 1010202030010.

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, 2426144 + ... + 2811863.

It is an arithmetic number, because the mean of its divisors is an integer number (88401861016).

Almost surely, 2^{1010202030020} is an apocalyptic number.

1010202030020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010202030020 is an abundant number, since it is smaller than the sum of its proper divisors (1111442634364).

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

1010202030020 is a wasteful number, since it uses less digits than its factorization.

1010202030020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5247659 (or 5247657 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 1010202030020 its reverse (200302020101), we get a palindrome (1210504050121).

The spelling of 1010202030020 in words is "one trillion, ten billion, two hundred two million, thirty thousand, twenty".