20011033323200 has 42 divisors (see below), whose sum is σ = 49239648874836. Its totient is φ = 8004413328640.

The previous prime is 20011033323191. The next prime is 20011033323313. The reversal of 20011033323200 is 232333011002.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6253446314 + ... + 6253449513.

It is an arithmetic number, because the mean of its divisors is an integer number (1172372592258).

Almost surely, 2^{20011033323200} is an apocalyptic number.

20011033323200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20011033323200 is an abundant number, since it is smaller than the sum of its proper divisors (29228615551636).

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

20011033323200 is a wasteful number, since it uses less digits than its factorization.

20011033323200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12506895849 (or 12506895834 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20011033323200 its reverse (232333011002), we get a palindrome (20243366334202).

The spelling of 20011033323200 in words is "twenty trillion, eleven billion, thirty-three million, three hundred twenty-three thousand, two hundred".