201531450501032 has 16 divisors (see below), whose sum is σ = 383047791193140. Its totient is φ = 99385372849536.

The previous prime is 201531450501001. The next prime is 201531450501089. The reversal of 201531450501032 is 230105054135102.

It can be written as a sum of positive squares in 2 ways, for example, as 199944520750276 + 1586929750756 = 14140174^2 + 1259734^2 .

It is a super-2 number, since 2×201531450501032² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201531450501032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172544049503 + ... + 172544050670.

Almost surely, 2^{201531450501032} is an apocalyptic number.

It is an amenable number.

201531450501032 is a deficient number, since it is larger than the sum of its proper divisors (181516340692108).

201531450501032 is a wasteful number, since it uses less digits than its factorization.

201531450501032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345088100252 (or 345088100248 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 201531450501032 in words is "two hundred one trillion, five hundred thirty-one billion, four hundred fifty million, five hundred one thousand, thirty-two".