113552532031421 has 16 divisors (see below), whose sum is σ = 129900363448320. Its totient is φ = 97236228217200.

The previous prime is 113552532031369. The next prime is 113552532031501. The reversal of 113552532031421 is 124130235255311.

It is a cyclic number.

It is not a de Polignac number, because 113552532031421 - 2¹⁰ = 113552532030397 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 (113552532031321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78556610 + ... + 79989036.

It is an arithmetic number, because the mean of its divisors is an integer number (8118772715520).

Almost surely, 2^{113552532031421} is an apocalyptic number.

It is an amenable number.

113552532031421 is a deficient number, since it is larger than the sum of its proper divisors (16347831416899).

113552532031421 is a wasteful number, since it uses less digits than its factorization.

113552532031421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443424.

The product of its (nonzero) digits is 108000, while the sum is 38.

Adding to 113552532031421 its reverse (124130235255311), we get a palindrome (237682767286732).

The spelling of 113552532031421 in words is "one hundred thirteen trillion, five hundred fifty-two billion, five hundred thirty-two million, thirty-one thousand, four hundred twenty-one".