113020313203 has 16 divisors (see below), whose sum is σ = 141875781120. Its totient is φ = 87785634816.

The previous prime is 113020313177. The next prime is 113020313213. The reversal of 113020313203 is 302313020311.

It is a cyclic number.

It is not a de Polignac number, because 113020313203 - 2¹³ = 113020305011 is a prime.

It is a super-2 number, since 2×113020313203² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113020313213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18470350 + ... + 18476467.

It is an arithmetic number, because the mean of its divisors is an integer number (8867236320).

Almost surely, 2^113020313203 is an apocalyptic number.

113020313203 is a deficient number, since it is larger than the sum of its proper divisors (28855467917).

113020313203 is a wasteful number, since it uses less digits than its factorization.

113020313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36946866.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 113020313203 its reverse (302313020311), we get a palindrome (415333333514).

The spelling of 113020313203 in words is "one hundred thirteen billion, twenty million, three hundred thirteen thousand, two hundred three".