20411401103 has 4 divisors (see below), whose sum is σ = 20425110720. Its totient is φ = 20397691488.

The previous prime is 20411401061. The next prime is 20411401139. The reversal of 20411401103 is 30110411402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20411401103 - 2¹⁸ = 20411138959 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 (20411401163) 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, 6852575 + ... + 6855552.

It is an arithmetic number, because the mean of its divisors is an integer number (5106277680).

Almost surely, 2^20411401103 is an apocalyptic number.

20411401103 is a deficient number, since it is larger than the sum of its proper divisors (13709617).

20411401103 is a wasteful number, since it uses less digits than its factorization.

20411401103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13709616.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20411401103 its reverse (30110411402), we get a palindrome (50521812505).

The spelling of 20411401103 in words is "twenty billion, four hundred eleven million, four hundred one thousand, one hundred three".