113301421133 has 4 divisors (see below), whose sum is σ = 113304328380. Its totient is φ = 113298513888.

The previous prime is 113301421117. The next prime is 113301421141. The reversal of 113301421133 is 331124103311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 331124103311 = 2113 ⋅156708047.

It can be written as a sum of positive squares in 2 ways, for example, as 8673755689 + 104627665444 = 93133^2 + 323462^2 .

It is a cyclic number.

It is not a de Polignac number, because 113301421133 - 2⁴ = 113301421117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113301421099 and 113301421108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113301421633) 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, 1394360 + ... + 1473377.

It is an arithmetic number, because the mean of its divisors is an integer number (28326082095).

Almost surely, 2^113301421133 is an apocalyptic number.

It is an amenable number.

113301421133 is a deficient number, since it is larger than the sum of its proper divisors (2907247).

113301421133 is an equidigital number, since it uses as much as digits as its factorization.

113301421133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2907246.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 113301421133 its reverse (331124103311), we get a palindrome (444425524444).

The spelling of 113301421133 in words is "one hundred thirteen billion, three hundred one million, four hundred twenty-one thousand, one hundred thirty-three".