200120122120000 has 280 divisors, whose sum is σ = 500987468342592. Its totient is φ = 79283443200000.

The previous prime is 200120122119949. The next prime is 200120122120001. The reversal of 200120122120000 is 21221021002.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120122120001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2730003349 + ... + 2730076651.

Almost surely, 2^{200120122120000} is an apocalyptic number.

200120122120000 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 200120122120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250493734171296).

200120122120000 is an abundant number, since it is smaller than the sum of its proper divisors (300867346222592).

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

200120122120000 is an equidigital number, since it uses as much as digits as its factorization.

200120122120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73987 (or 73962 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200120122120000 its reverse (21221021002), we get a palindrome (200141343141002).

The spelling of 200120122120000 in words is "two hundred trillion, one hundred twenty billion, one hundred twenty-two million, one hundred twenty thousand".