113553532300421 has 4 divisors (see below), whose sum is σ = 113558193991200. Its totient is φ = 113548870609644.

The previous prime is 113553532300409. The next prime is 113553532300427. The reversal of 113553532300421 is 124003235355311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113553532300421 - 2³⁴ = 113536352431237 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 (113553532300427) 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, 2330808851 + ... + 2330857568.

It is an arithmetic number, because the mean of its divisors is an integer number (28389548497800).

Almost surely, 2^{113553532300421} is an apocalyptic number.

It is an amenable number.

113553532300421 is a deficient number, since it is larger than the sum of its proper divisors (4661690779).

113553532300421 is an equidigital number, since it uses as much as digits as its factorization.

113553532300421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4661690778.

The product of its (nonzero) digits is 162000, while the sum is 38.

Adding to 113553532300421 its reverse (124003235355311), we get a palindrome (237556767655732).

The spelling of 113553532300421 in words is "one hundred thirteen trillion, five hundred fifty-three billion, five hundred thirty-two million, three hundred thousand, four hundred twenty-one".