2265104000020 has 12 divisors (see below), whose sum is σ = 4756718400084. Its totient is φ = 906041600000.

The previous prime is 2265104000017. The next prime is 2265104000021. The reversal of 2265104000020 is 200004015622.

It can be written as a sum of positive squares in 2 ways, for example, as 295409642256 + 1969694357764 = 543516^2 + 1403458^2 .

It is a super-2 number, since 2×2265104000020² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2265103999955 and 2265104000000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265104000021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56627599981 + ... + 56627600020.

It is an arithmetic number, because the mean of its divisors is an integer number (396393200007).

Almost surely, 2^{2265104000020} is an apocalyptic number.

2265104000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2265104000020 is an abundant number, since it is smaller than the sum of its proper divisors (2491614400064).

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

2265104000020 is a wasteful number, since it uses less digits than its factorization.

2265104000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113255200010 (or 113255200008 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 2265104000020 its reverse (200004015622), we get a palindrome (2465108015642).

The spelling of 2265104000020 in words is "two trillion, two hundred sixty-five billion, one hundred four million, twenty", and thus it is an aban number.