201041123280 has 160 divisors (see below), whose sum is σ = 639781908480. Its totient is φ = 52194992640.

The previous prime is 201041123263. The next prime is 201041123281. The reversal of 201041123280 is 82321140102.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 201041123280.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201041123281) 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, 3178201 + ... + 3240839.

It is an arithmetic number, because the mean of its divisors is an integer number (3998636928).

Almost surely, 2^201041123280 is an apocalyptic number.

201041123280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201041123280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (319890954240).

201041123280 is an abundant number, since it is smaller than the sum of its proper divisors (438740785200).

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

201041123280 is a wasteful number, since it uses less digits than its factorization.

201041123280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63009 (or 63003 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 201041123280 its reverse (82321140102), we get a palindrome (283362263382).

The spelling of 201041123280 in words is "two hundred one billion, forty-one million, one hundred twenty-three thousand, two hundred eighty".