201224065316144 has 80 divisors (see below), whose sum is σ = 421025042901792. Its totient is φ = 92615563966464.

The previous prime is 201224065316123. The next prime is 201224065316167. The reversal of 201224065316144 is 441613560422102.

It is a super-2 number, since 2×201224065316144² (a number of 29 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 163167182 + ... + 164395794.

Almost surely, 2^{201224065316144} is an apocalyptic number.

It is an amenable number.

201224065316144 is an abundant number, since it is smaller than the sum of its proper divisors (219800977585648).

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

201224065316144 is a wasteful number, since it uses less digits than its factorization.

201224065316144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230814 (or 1230808 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 201224065316144 in words is "two hundred one trillion, two hundred twenty-four billion, sixty-five million, three hundred sixteen thousand, one hundred forty-four".