202044113321 has 4 divisors (see below), whose sum is σ = 202274495172. Its totient is φ = 201813731472.

The previous prime is 202044113309. The next prime is 202044113393. The reversal of 202044113321 is 123311440202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 118569346921 + 83474766400 = 344339^2 + 288920^2 .

It is a cyclic number.

It is not a de Polignac number, because 202044113321 - 2¹⁰ = 202044112297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (202044113521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115189610 + ... + 115191363.

It is an arithmetic number, because the mean of its divisors is an integer number (50568623793).

Almost surely, 2^202044113321 is an apocalyptic number.

It is an amenable number.

202044113321 is a deficient number, since it is larger than the sum of its proper divisors (230381851).

202044113321 is an equidigital number, since it uses as much as digits as its factorization.

202044113321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230381850.

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

Adding to 202044113321 its reverse (123311440202), we get a palindrome (325355553523).

The spelling of 202044113321 in words is "two hundred two billion, forty-four million, one hundred thirteen thousand, three hundred twenty-one".