113535530052021 has 96 divisors (see below), whose sum is σ = 211068456468480. Its totient is φ = 57074052556800.

The previous prime is 113535530051989. The next prime is 113535530052037. The reversal of 113535530052021 is 120250035535311.

113535530052021 is a `hidden beast` number, since 1 + 1 + 3 + 53 + 5 + 530 + 0 + 52 + 0 + 21 = 666.

It is not a de Polignac number, because 113535530052021 - 2⁵ = 113535530051989 is a prime.

It is a super-2 number, since 2×113535530052021² (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 (113535530052071) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 463244316 + ... + 463489338.

It is an arithmetic number, because the mean of its divisors is an integer number (2198629754880).

Almost surely, 2^{113535530052021} is an apocalyptic number.

113535530052021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

113535530052021 is a deficient number, since it is larger than the sum of its proper divisors (97532926416459).

113535530052021 is a wasteful number, since it uses less digits than its factorization.

113535530052021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266647 (or 266644 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

Adding to 113535530052021 its reverse (120250035535311), we get a palindrome (233785565587332).

The spelling of 113535530052021 in words is "one hundred thirteen trillion, five hundred thirty-five billion, five hundred thirty million, fifty-two thousand, twenty-one".