200122113120 has 384 divisors, whose sum is σ = 677502766080. Its totient is φ = 49524203520.

The previous prime is 200122113073. The next prime is 200122113127. The reversal of 200122113120 is 21311221002.

It is a super-2 number, since 2×200122113120² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200122113120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122113127) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 282259326 + ... + 282260034.

It is an arithmetic number, because the mean of its divisors is an integer number (1764330120).

Almost surely, 2^200122113120 is an apocalyptic number.

200122113120 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 200122113120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338751383040).

200122113120 is an abundant number, since it is smaller than the sum of its proper divisors (477380652960).

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

200122113120 is a wasteful number, since it uses less digits than its factorization.

200122113120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478 (or 1470 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 200122113120 its reverse (21311221002), we get a palindrome (221433334122).

The spelling of 200122113120 in words is "two hundred billion, one hundred twenty-two million, one hundred thirteen thousand, one hundred twenty".