20023225531641 has 6 divisors (see below), whose sum is σ = 28922436879050. Its totient is φ = 13348817021088.

The previous prime is 20023225531567. The next prime is 20023225531697. The reversal of 20023225531641 is 14613552232002.

20023225531641 is a `hidden beast` number, since 2 + 0 + 0 + 2 + 3 + 2 + 2 + 5 + 5 + 3 + 1 + 641 = 666.

It can be written as a sum of positive squares in only one way, i.e., 19459532399616 + 563693132025 = 4411296^2 + 750795^2 .

It is not a de Polignac number, because 20023225531641 - 2⁷ = 20023225531513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20023225531596 and 20023225531605.

It is not an unprimeable number, because it can be changed into a prime (20023225631641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1112401418416 + ... + 1112401418433.

Almost surely, 2^{20023225531641} is an apocalyptic number.

It is an amenable number.

20023225531641 is a deficient number, since it is larger than the sum of its proper divisors (8899211347409).

20023225531641 is a wasteful number, since it uses less digits than its factorization.

20023225531641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224802836855 (or 2224802836852 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 20023225531641 its reverse (14613552232002), we get a palindrome (34636777763643).

The spelling of 20023225531641 in words is "twenty trillion, twenty-three billion, two hundred twenty-five million, five hundred thirty-one thousand, six hundred forty-one".