20113222132300 has 108 divisors (see below), whose sum is σ = 47976960979360. Its totient is φ = 7313476579200.

The previous prime is 20113222132249. The next prime is 20113222132307. The reversal of 20113222132300 is 323122231102.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (20113222132307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 274258237 + ... + 274331563.

Almost surely, 2^{20113222132300} is an apocalyptic number.

20113222132300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20113222132300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23988480489680).

20113222132300 is an abundant number, since it is smaller than the sum of its proper divisors (27863738847060).

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

20113222132300 is a wasteful number, since it uses less digits than its factorization.

20113222132300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96032 (or 96014 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20113222132300 its reverse (323122231102), we get a palindrome (20436344363402).

The spelling of 20113222132300 in words is "twenty trillion, one hundred thirteen billion, two hundred twenty-two million, one hundred thirty-two thousand, three hundred".