113421241511 has 4 divisors (see below), whose sum is σ = 113422063800. Its totient is φ = 113420419224.

The previous prime is 113421241487. The next prime is 113421241561. The reversal of 113421241511 is 115142124311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113421241511 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 (113421241561) 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, 148181 + ... + 498798.

It is an arithmetic number, because the mean of its divisors is an integer number (28355515950).

Almost surely, 2^113421241511 is an apocalyptic number.

113421241511 is a deficient number, since it is larger than the sum of its proper divisors (822289).

113421241511 is an equidigital number, since it uses as much as digits as its factorization.

113421241511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822288.

The product of its digits is 960, while the sum is 26.

Adding to 113421241511 its reverse (115142124311), we get a palindrome (228563365822).

The spelling of 113421241511 in words is "one hundred thirteen billion, four hundred twenty-one million, two hundred forty-one thousand, five hundred eleven".