41020100020 has 24 divisors (see below), whose sum is σ = 91209399624. Its totient is φ = 15442861056.

The previous prime is 41020099999. The next prime is 41020100021. The reversal of 41020100020 is 2000102014.

It can be written as a sum of positive squares in 4 ways, for example, as 722749456 + 40297350564 = 26884^2 + 200742^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41020100021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60323337 + ... + 60324016.

It is an arithmetic number, because the mean of its divisors is an integer number (3800391651).

Almost surely, 2^41020100020 is an apocalyptic number.

It is an amenable number.

41020100020 is an abundant number, since it is smaller than the sum of its proper divisors (50189299604).

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

41020100020 is a wasteful number, since it uses less digits than its factorization.

41020100020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120647379 (or 120647377 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 41020100020 its reverse (2000102014), we get a palindrome (43020202034).

The spelling of 41020100020 in words is "forty-one billion, twenty million, one hundred thousand, twenty".