203441221204 has 24 divisors (see below), whose sum is σ = 383442165288. Its totient is φ = 93887692800.

The previous prime is 203441221183. The next prime is 203441221211. The reversal of 203441221204 is 402122144302.

It can be written as a sum of positive squares in 4 ways, for example, as 1793522500 + 201647698704 = 42350^2 + 449052^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446304 + ... + 778504.

It is an arithmetic number, because the mean of its divisors is an integer number (15976756887).

Almost surely, 2^203441221204 is an apocalyptic number.

It is an amenable number.

203441221204 is a deficient number, since it is larger than the sum of its proper divisors (180000944084).

203441221204 is a wasteful number, since it uses less digits than its factorization.

203441221204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343995 (or 343993 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 203441221204 its reverse (402122144302), we get a palindrome (605563365506).

The spelling of 203441221204 in words is "two hundred three billion, four hundred forty-one million, two hundred twenty-one thousand, two hundred four".