203305131152 has 10 divisors (see below), whose sum is σ = 393903691638. Its totient is φ = 101652565568.

The previous prime is 203305131151. The next prime is 203305131157. The reversal of 203305131152 is 251131503302.

It can be written as a sum of positive squares in only one way, i.e., 197619367936 + 5685763216 = 444544^2 + 75404^2 .

It is a super-3 number, since 3×203305131152³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (203305131151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6353285333 + ... + 6353285364.

Almost surely, 2^203305131152 is an apocalyptic number.

It is an amenable number.

203305131152 is a deficient number, since it is larger than the sum of its proper divisors (190598560486).

203305131152 is a wasteful number, since it uses less digits than its factorization.

203305131152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12706570705 (or 12706570699 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 203305131152 its reverse (251131503302), we get a palindrome (454436634454).

The spelling of 203305131152 in words is "two hundred three billion, three hundred five million, one hundred thirty-one thousand, one hundred fifty-two".