20045503035141 has 4 divisors (see below), whose sum is σ = 26727337380192. Its totient is φ = 13363668690092.

The previous prime is 20045503035121. The next prime is 20045503035157. The reversal of 20045503035141 is 14153030554002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20045503035141 - 2⁹ = 20045503034629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20045503035101) 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, 3340917172521 + ... + 3340917172526.

It is an arithmetic number, because the mean of its divisors is an integer number (6681834345048).

Almost surely, 2^{20045503035141} is an apocalyptic number.

It is an amenable number.

20045503035141 is a deficient number, since it is larger than the sum of its proper divisors (6681834345051).

20045503035141 is an equidigital number, since it uses as much as digits as its factorization.

20045503035141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6681834345050.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 20045503035141 its reverse (14153030554002), we get a palindrome (34198533589143).

The spelling of 20045503035141 in words is "twenty trillion, forty-five billion, five hundred three million, thirty-five thousand, one hundred forty-one".