20130322201200 has 90 divisors (see below), whose sum is σ = 69857809806824. Its totient is φ = 5368085919360.

The previous prime is 20130322201193. The next prime is 20130322201201. The reversal of 20130322201200 is 210222303102.

20130322201200 is a `hidden beast` number, since 20 + 1 + 303 + 2 + 220 + 120 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (90).

It is a super-2 number, since 2×20130322201200² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20130322201201) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2795874484 + ... + 2795881683.

Almost surely, 2^{20130322201200} is an apocalyptic number.

20130322201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20130322201200 is an abundant number, since it is smaller than the sum of its proper divisors (49727487605624).

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

20130322201200 is a wasteful number, since it uses less digits than its factorization.

20130322201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5591756191 (or 5591756177 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20130322201200 its reverse (210222303102), we get a palindrome (20340544504302).

The spelling of 20130322201200 in words is "twenty trillion, one hundred thirty billion, three hundred twenty-two million, two hundred one thousand, two hundred".