113201502421 has 16 divisors (see below), whose sum is σ = 131406030976. Its totient is φ = 95507444736.

The previous prime is 113201502413. The next prime is 113201502433. The reversal of 113201502421 is 124205102311.

It is a cyclic number.

It is not a de Polignac number, because 113201502421 - 2³ = 113201502413 is a prime.

It is a super-2 number, since 2×113201502421² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113201502392 and 113201502401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113201502461) 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, 515245 + ... + 701341.

It is an arithmetic number, because the mean of its divisors is an integer number (8212876936).

Almost surely, 2^113201502421 is an apocalyptic number.

It is an amenable number.

113201502421 is a deficient number, since it is larger than the sum of its proper divisors (18204528555).

113201502421 is a wasteful number, since it uses less digits than its factorization.

113201502421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187468.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 113201502421 its reverse (124205102311), we get a palindrome (237406604732).

The spelling of 113201502421 in words is "one hundred thirteen billion, two hundred one million, five hundred two thousand, four hundred twenty-one".