201011253216323 has 16 divisors (see below), whose sum is σ = 223413901643520. Its totient is φ = 179308204567200.

The previous prime is 201011253216253. The next prime is 201011253216331. The reversal of 201011253216323 is 323612352110102.

It is a cyclic number.

It is not a de Polignac number, because 201011253216323 - 2¹⁸ = 201011252954179 is a prime.

It is a super-2 number, since 2×201011253216323² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201011253216323.

It is not an unprimeable number, because it can be changed into a prime (201011259216323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285900815 + ... + 286603032.

It is an arithmetic number, because the mean of its divisors is an integer number (13963368852720).

Almost surely, 2^{201011253216323} is an apocalyptic number.

201011253216323 is a deficient number, since it is larger than the sum of its proper divisors (22402648427197).

201011253216323 is a wasteful number, since it uses less digits than its factorization.

201011253216323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572504458.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 201011253216323 in words is "two hundred one trillion, eleven billion, two hundred fifty-three million, two hundred sixteen thousand, three hundred twenty-three".