203241222152 has 16 divisors (see below), whose sum is σ = 383634859500. Its totient is φ = 100938592960.

The previous prime is 203241222131. The next prime is 203241222157. The reversal of 203241222152 is 251222142302.

It can be written as a sum of positive squares in 2 ways, for example, as 160571709796 + 42669512356 = 400714^2 + 206566^2 .

It is a super-2 number, since 2×203241222152² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (203241222157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85250999 + ... + 85253382.

Almost surely, 2^203241222152 is an apocalyptic number.

It is an amenable number.

203241222152 is a deficient number, since it is larger than the sum of its proper divisors (180393637348).

203241222152 is a wasteful number, since it uses less digits than its factorization.

203241222152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170504536 (or 170504532 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 203241222152 its reverse (251222142302), we get a palindrome (454463364454).

The spelling of 203241222152 in words is "two hundred three billion, two hundred forty-one million, two hundred twenty-two thousand, one hundred fifty-two".