201023643410662 has 16 divisors (see below), whose sum is σ = 301561531932672. Its totient is φ = 100503133112200.

The previous prime is 201023643410627. The next prime is 201023643410687. The reversal of 201023643410662 is 266014346320102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2541250203 + ... + 2541329305.

It is an arithmetic number, because the mean of its divisors is an integer number (18847595745792).

Almost surely, 2^{201023643410662} is an apocalyptic number.

201023643410662 is a deficient number, since it is larger than the sum of its proper divisors (100537888522010).

201023643410662 is a wasteful number, since it uses less digits than its factorization.

201023643410662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172883.

The product of its (nonzero) digits is 248832, while the sum is 40.

Adding to 201023643410662 its reverse (266014346320102), we get a palindrome (467037989730764).

The spelling of 201023643410662 in words is "two hundred one trillion, twenty-three billion, six hundred forty-three million, four hundred ten thousand, six hundred sixty-two".