122303312020000 has 120 divisors (see below), whose sum is σ = 300898639076112. Its totient is φ = 48919024800000.

The previous prime is 122303312019989. The next prime is 122303312020003. The reversal of 122303312020000 is 20213303221.

It is a super-2 number, since 2×122303312020000² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122303312020000.

It is not an unprimeable number, because it can be changed into a prime (122303312020003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 462487815 + ... + 462752185.

Almost surely, 2^{122303312020000} is an apocalyptic number.

122303312020000 is a gapful number since it is divisible by the number (10) 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 122303312020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150449319538056).

122303312020000 is an abundant number, since it is smaller than the sum of its proper divisors (178595327056112).

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

122303312020000 is an equidigital number, since it uses as much as digits as its factorization.

122303312020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287532 (or 287509 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 122303312020000 its reverse (20213303221), we get a palindrome (122323525323221).

The spelling of 122303312020000 in words is "one hundred twenty-two trillion, three hundred three billion, three hundred twelve million, twenty thousand".