2010000100020 has 96 divisors (see below), whose sum is σ = 6152455249920. Its totient is φ = 486255404160.

The previous prime is 2010000100019. The next prime is 2010000100057. The reversal of 2010000100020 is 200010000102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a junction number, because it is equal to n+sod(n) for n = 2010000099981 and 2010000100008.

It is a congruent number.

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, 2862832 + ... + 3495111.

It is an arithmetic number, because the mean of its divisors is an integer number (64088075520).

Almost surely, 2^{2010000100020} is an apocalyptic number.

2010000100020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010000100020 is an abundant number, since it is smaller than the sum of its proper divisors (4142455149900).

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

2010000100020 is a wasteful number, since it uses less digits than its factorization.

2010000100020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6358445 (or 6358443 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 2010000100020 its reverse (200010000102), we get a palindrome (2210010100122).

The spelling of 2010000100020 in words is "two trillion, ten billion, one hundred thousand, twenty".