201010210099965 has 64 divisors (see below), whose sum is σ = 408554604011520. Its totient is φ = 91855977618240.

The previous prime is 201010210099939. The next prime is 201010210099969. The reversal of 201010210099965 is 569990012010102.

It is not a de Polignac number, because 201010210099965 - 2⁸ = 201010210099709 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 201010210099965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010210099969) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37294179 + ... + 42342368.

It is an arithmetic number, because the mean of its divisors is an integer number (6383665687680).

Almost surely, 2^{201010210099965} is an apocalyptic number.

It is an amenable number.

201010210099965 is an abundant number, since it is smaller than the sum of its proper divisors (207544393911555).

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

201010210099965 is a wasteful number, since it uses less digits than its factorization.

201010210099965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79639239 (or 79639233 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 45.

The spelling of 201010210099965 in words is "two hundred one trillion, ten billion, two hundred ten million, ninety-nine thousand, nine hundred sixty-five".