202023221121320 has 16 divisors (see below), whose sum is σ = 454552247523060. Its totient is φ = 80809288448512.

The previous prime is 202023221121301. The next prime is 202023221121343. The reversal of 202023221121320 is 23121122320202.

It is a happy number.

202023221121320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 200752456413796 + 1270764707524 = 14168714^2 + 1127282^2 .

It is a super-3 number, since 3×202023221121320³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2525290263977 + ... + 2525290264056.

Almost surely, 2^{202023221121320} is an apocalyptic number.

202023221121320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202023221121320 is an abundant number, since it is smaller than the sum of its proper divisors (252529026401740).

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

202023221121320 is a wasteful number, since it uses less digits than its factorization.

202023221121320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050580528044 (or 5050580528040 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 202023221121320 its reverse (23121122320202), we get a palindrome (225144343441522).

The spelling of 202023221121320 in words is "two hundred two trillion, twenty-three billion, two hundred twenty-one million, one hundred twenty-one thousand, three hundred twenty".