113332021005 has 16 divisors (see below), whose sum is σ = 207235695744. Its totient is φ = 51808923840.

The previous prime is 113332021003. The next prime is 113332021021. The reversal of 113332021005 is 500120233311.

It is not a de Polignac number, because 113332021005 - 2¹ = 113332021003 is a prime.

It is a super-2 number, since 2×113332021005² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113332021003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 539676186 + ... + 539676395.

It is an arithmetic number, because the mean of its divisors is an integer number (12952230984).

Almost surely, 2^113332021005 is an apocalyptic number.

113332021005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113332021005 is a deficient number, since it is larger than the sum of its proper divisors (93903674739).

113332021005 is a wasteful number, since it uses less digits than its factorization.

113332021005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079352596.

The product of its (nonzero) digits is 540, while the sum is 21.

Adding to 113332021005 its reverse (500120233311), we get a palindrome (613452254316).

The spelling of 113332021005 in words is "one hundred thirteen billion, three hundred thirty-two million, twenty-one thousand, five".