113333211211220 has 144 divisors (see below), whose sum is σ = 325258391179008. Its totient is φ = 32607357431040.

The previous prime is 113333211211219. The next prime is 113333211211229. The reversal of 113333211211220 is 22112112333311.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 113333211211220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113333211211229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 404216972 + ... + 404497251.

It is an arithmetic number, because the mean of its divisors is an integer number (2258738827632).

Almost surely, 2^{113333211211220} is an apocalyptic number.

113333211211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113333211211220 is an abundant number, since it is smaller than the sum of its proper divisors (211925179967788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113333211211220 is a wasteful number, since it uses less digits than its factorization.

113333211211220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808714270 (or 808714261 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 113333211211220 its reverse (22112112333311), we get a palindrome (135445323544531).

The spelling of 113333211211220 in words is "one hundred thirteen trillion, three hundred thirty-three billion, two hundred eleven million, two hundred eleven thousand, two hundred twenty".