20104432411013 has 8 divisors (see below), whose sum is σ = 20584778900928. Its totient is φ = 19624667809824.

The previous prime is 20104432410941. The next prime is 20104432411031. The reversal of 20104432411013 is 31011423440102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20104432411013 - 2²² = 20104428216709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20104432411813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145402256 + ... + 145540457.

It is an arithmetic number, because the mean of its divisors is an integer number (2573097362616).

Almost surely, 2^{20104432411013} is an apocalyptic number.

It is an amenable number.

20104432411013 is a deficient number, since it is larger than the sum of its proper divisors (480346489915).

20104432411013 is a wasteful number, since it uses less digits than its factorization.

20104432411013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290944363.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 20104432411013 its reverse (31011423440102), we get a palindrome (51115855851115).

The spelling of 20104432411013 in words is "twenty trillion, one hundred four billion, four hundred thirty-two million, four hundred eleven thousand, thirteen".