113535530210421 has 64 divisors (see below), whose sum is σ = 194377978368000. Its totient is φ = 64730940076800.

The previous prime is 113535530210371. The next prime is 113535530210447. The reversal of 113535530210421 is 124012035535311.

It is a happy number.

113535530210421 is a `hidden beast` number, since 1 + 1 + 3 + 53 + 553 + 0 + 2 + 10 + 42 + 1 = 666.

It is not a de Polignac number, because 113535530210421 - 2⁶ = 113535530210357 is a prime.

It is a super-2 number, since 2×113535530210421² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113535530210491) 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 63 ways as a sum of consecutive naturals, for example, 5241316 + ... + 15954386.

It is an arithmetic number, because the mean of its divisors is an integer number (3037155912000).

Almost surely, 2^{113535530210421} is an apocalyptic number.

113535530210421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

113535530210421 is a deficient number, since it is larger than the sum of its proper divisors (80842448157579).

113535530210421 is a wasteful number, since it uses less digits than its factorization.

113535530210421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10715207 (or 10715201 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 113535530210421 its reverse (124012035535311), we get a palindrome (237547565745732).

The spelling of 113535530210421 in words is "one hundred thirteen trillion, five hundred thirty-five billion, five hundred thirty million, two hundred ten thousand, four hundred twenty-one".