20113410431 has 8 divisors (see below), whose sum is σ = 21260601600. Its totient is φ = 18975078360.

The previous prime is 20113410407. The next prime is 20113410437. The reversal of 20113410431 is 13401431102.

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 20113410431 - 2⁶ = 20113410367 is a prime.

It is a super-2 number, since 2×20113410431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113410437) 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, 2210105 + ... + 2219186.

It is an arithmetic number, because the mean of its divisors is an integer number (2657575200).

Almost surely, 2^20113410431 is an apocalyptic number.

20113410431 is a deficient number, since it is larger than the sum of its proper divisors (1147191169).

20113410431 is a wasteful number, since it uses less digits than its factorization.

20113410431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4429549.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 20113410431 its reverse (13401431102), we get a palindrome (33514841533).

The spelling of 20113410431 in words is "twenty billion, one hundred thirteen million, four hundred ten thousand, four hundred thirty-one".