113421011043013 has 4 divisors (see below), whose sum is σ = 113422941967948. Its totient is φ = 113419080118080.

The previous prime is 113421011043001. The next prime is 113421011043023. The reversal of 113421011043013 is 310340110124311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 75082103690049 + 38338907352964 = 8664993^2 + 6191842^2 .

It is a cyclic number.

It is not a de Polignac number, because 113421011043013 - 2¹⁷ = 113421010911941 is a prime.

It is a super-2 number, since 2×113421011043013² (a number of 29 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 (113421011043023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 965374356 + ... + 965491837.

It is an arithmetic number, because the mean of its divisors is an integer number (28355735491987).

Almost surely, 2^{113421011043013} is an apocalyptic number.

It is an amenable number.

113421011043013 is a deficient number, since it is larger than the sum of its proper divisors (1930924935).

113421011043013 is an equidigital number, since it uses as much as digits as its factorization.

113421011043013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1930924934.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 113421011043013 its reverse (310340110124311), we get a palindrome (423761121167324).

The spelling of 113421011043013 in words is "one hundred thirteen trillion, four hundred twenty-one billion, eleven million, forty-three thousand, thirteen".