20213311300 has 288 divisors, whose sum is σ = 56494161920. Its totient is φ = 6105715200.

The previous prime is 20213311289. The next prime is 20213311303. The reversal of 20213311300 is 311331202.

It is not an unprimeable number, because it can be changed into a prime (20213311303) 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 95 ways as a sum of consecutive naturals, for example, 22285447 + ... + 22286353.

Almost surely, 2^20213311300 is an apocalyptic number.

20213311300 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 20213311300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28247080960).

20213311300 is an abundant number, since it is smaller than the sum of its proper divisors (36280850620).

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

20213311300 is a wasteful number, since it uses less digits than its factorization.

20213311300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051 (or 1044 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20213311300 its reverse (311331202), we get a palindrome (20524642502).

The spelling of 20213311300 in words is "twenty billion, two hundred thirteen million, three hundred eleven thousand, three hundred".