10100002020020 has 24 divisors (see below), whose sum is σ = 23138186446368. Its totient is φ = 3672728007200.

The previous prime is 10100002019981. The next prime is 10100002020023. The reversal of 10100002020020 is 2002020000101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100002020023) 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, 22954549826 + ... + 22954550265.

It is an arithmetic number, because the mean of its divisors is an integer number (964091101932).

Almost surely, 2^{10100002020020} is an apocalyptic number.

10100002020020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10100002020020 is an abundant number, since it is smaller than the sum of its proper divisors (13038184426348).

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

10100002020020 is a wasteful number, since it uses less digits than its factorization.

10100002020020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45909100111 (or 45909100109 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 10100002020020 its reverse (2002020000101), we get a palindrome (12102022020121).

The spelling of 10100002020020 in words is "ten trillion, one hundred billion, two million, twenty thousand, twenty".