113535000402421 has 16 divisors (see below), whose sum is σ = 125076553358400. Its totient is φ = 103025241447024.

The previous prime is 113535000402419. The next prime is 113535000402443. The reversal of 113535000402421 is 124204000535311.

It is not a de Polignac number, because 113535000402421 - 2¹ = 113535000402419 is a prime.

It is a super-2 number, since 2×113535000402421² (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 (113535000403421) 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, 437813491 + ... + 438072736.

It is an arithmetic number, because the mean of its divisors is an integer number (7817284584900).

Almost surely, 2^{113535000402421} is an apocalyptic number.

It is an amenable number.

113535000402421 is a deficient number, since it is larger than the sum of its proper divisors (11541552955979).

113535000402421 is an frugal number, since it uses more digits than its factorization.

113535000402421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875886325 (or 875886299 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 113535000402421 its reverse (124204000535311), we get a palindrome (237739000937732).

The spelling of 113535000402421 in words is "one hundred thirteen trillion, five hundred thirty-five billion, four hundred two thousand, four hundred twenty-one".