20003133312200 has 24 divisors (see below), whose sum is σ = 46507284951330. Its totient is φ = 8001253324800.

The previous prime is 20003133312199. The next prime is 20003133312233. The reversal of 20003133312200 is 221333130002.

It can be written as a sum of positive squares in 3 ways, for example, as 16523916061444 + 3479217250756 = 4064962^2 + 1865266^2 .

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, 50007833081 + ... + 50007833480.

Almost surely, 2^{20003133312200} is an apocalyptic number.

20003133312200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20003133312200 is an abundant number, since it is smaller than the sum of its proper divisors (26504151639130).

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

20003133312200 is a wasteful number, since it uses less digits than its factorization.

20003133312200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100015666577 (or 100015666568 counting only the distinct ones).

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

Adding to 20003133312200 its reverse (221333130002), we get a palindrome (20224466442202).

The spelling of 20003133312200 in words is "twenty trillion, three billion, one hundred thirty-three million, three hundred twelve thousand, two hundred".