201075115396 has 27 divisors (see below), whose sum is σ = 354651055941. Its totient is φ = 99752384784.

The previous prime is 201075115313. The next prime is 201075115411. The reversal of 201075115396 is 693511570102.

The square root of 201075115396 is 448414.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 125634802500 + 75440312896 = 354450^2 + 274664^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 124658286 + ... + 124659898.

Almost surely, 2^201075115396 is an apocalyptic number.

201075115396 is the 448414-th square number.

It is an amenable number.

201075115396 is a deficient number, since it is larger than the sum of its proper divisors (153575940545).

201075115396 is an frugal number, since it uses more digits than its factorization.

201075115396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508 (or 1754 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 40.

Adding to 201075115396 its reverse (693511570102), we get a palindrome (894586685498).

The spelling of 201075115396 in words is "two hundred one billion, seventy-five million, one hundred fifteen thousand, three hundred ninety-six".