202005442123320 has 64 divisors (see below), whose sum is σ = 661108719680640. Its totient is φ = 48971016272000.

The previous prime is 202005442123279. The next prime is 202005442123337. The reversal of 202005442123320 is 23321244500202.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76517211606 + ... + 76517214245.

It is an arithmetic number, because the mean of its divisors is an integer number (10329823745010).

Almost surely, 2^{202005442123320} is an apocalyptic number.

202005442123320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202005442123320 is an abundant number, since it is smaller than the sum of its proper divisors (459103277557320).

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

202005442123320 is a wasteful number, since it uses less digits than its factorization.

202005442123320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153034425876 (or 153034425872 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 202005442123320 its reverse (23321244500202), we get a palindrome (225326686623522).

The spelling of 202005442123320 in words is "two hundred two trillion, five billion, four hundred forty-two million, one hundred twenty-three thousand, three hundred twenty".