20133120113320 has 64 divisors (see below), whose sum is σ = 45760328730000. Its totient is φ = 7971733106688.

The previous prime is 20133120113299. The next prime is 20133120113369. The reversal of 20133120113320 is 2331102133102.

It can be written as a sum of positive squares in 8 ways, for example, as 15799337126244 + 4333782987076 = 3974838^2 + 2081774^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20133120113291 and 20133120113300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4767745 + ... + 7937104.

Almost surely, 2^{20133120113320} is an apocalyptic number.

20133120113320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20133120113320 is an abundant number, since it is smaller than the sum of its proper divisors (25627208616680).

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

20133120113320 is a wasteful number, since it uses less digits than its factorization.

20133120113320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12705262 (or 12705258 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 20133120113320 its reverse (2331102133102), we get a palindrome (22464222246422).

The spelling of 20133120113320 in words is "twenty trillion, one hundred thirty-three billion, one hundred twenty million, one hundred thirteen thousand, three hundred twenty".