201175471242 has 24 divisors (see below), whose sum is σ = 435888558144. Its totient is φ = 67057202664.

The previous prime is 201175471219. The next prime is 201175471247. The reversal of 201175471242 is 242174571102.

201175471242 is a `hidden beast` number, since 201 + 175 + 47 + 1 + 242 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 201175471197 and 201175471206.

It is not an unprimeable number, because it can be changed into a prime (201175471247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1537023 + ... + 1662765.

It is an arithmetic number, because the mean of its divisors is an integer number (18162023256).

Almost surely, 2^201175471242 is an apocalyptic number.

201175471242 is an abundant number, since it is smaller than the sum of its proper divisors (234713086902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201175471242 is a wasteful number, since it uses less digits than its factorization.

201175471242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214634 (or 214631 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The spelling of 201175471242 in words is "two hundred one billion, one hundred seventy-five million, four hundred seventy-one thousand, two hundred forty-two".