20103411321031 has 8 divisors (see below), whose sum is σ = 20825128749600. Its totient is φ = 19392712479360.

The previous prime is 20103411321011. The next prime is 20103411321109. The reversal of 20103411321031 is 13012311430102.

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 20103411321031 - 2²⁹ = 20102874450119 is a prime.

It is a super-2 number, since 2×20103411321031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20103411320993 and 20103411321011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20103411321001) 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, 2754643011 + ... + 2754650308.

It is an arithmetic number, because the mean of its divisors is an integer number (2603141093700).

Almost surely, 2^{20103411321031} is an apocalyptic number.

20103411321031 is a deficient number, since it is larger than the sum of its proper divisors (721717428569).

20103411321031 is an equidigital number, since it uses as much as digits as its factorization.

20103411321031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5509293449.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 20103411321031 its reverse (13012311430102), we get a palindrome (33115722751133).

The spelling of 20103411321031 in words is "twenty trillion, one hundred three billion, four hundred eleven million, three hundred twenty-one thousand, thirty-one".