201151001218 has 8 divisors (see below), whose sum is σ = 301760741520. Its totient is φ = 100564087380.

The previous prime is 201151001213. The next prime is 201151001243. The reversal of 201151001218 is 812100151102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (201151001213) 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, 5684568 + ... + 5719843.

It is an arithmetic number, because the mean of its divisors is an integer number (37720092690).

Almost surely, 2^201151001218 is an apocalyptic number.

201151001218 is a deficient number, since it is larger than the sum of its proper divisors (100609740302).

201151001218 is a wasteful number, since it uses less digits than its factorization.

201151001218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11413232.

The product of its (nonzero) digits is 160, while the sum is 22.

The spelling of 201151001218 in words is "two hundred one billion, one hundred fifty-one million, one thousand, two hundred eighteen".