201032320110 has 64 divisors (see below), whose sum is σ = 489460257792. Its totient is φ = 52837855616.

The previous prime is 201032320103. The next prime is 201032320117. The reversal of 201032320110 is 11023230102.

It is an interprime number because it is at equal distance from previous prime (201032320103) and next prime (201032320117).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201032320110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201032320117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 473419 + ... + 791321.

It is an arithmetic number, because the mean of its divisors is an integer number (7647816528).

Almost surely, 2^201032320110 is an apocalyptic number.

201032320110 is an abundant number, since it is smaller than the sum of its proper divisors (288427937682).

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

201032320110 is a wasteful number, since it uses less digits than its factorization.

201032320110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318217.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 201032320110 its reverse (11023230102), we get a palindrome (212055550212).

The spelling of 201032320110 in words is "two hundred one billion, thirty-two million, three hundred twenty thousand, one hundred ten".