201043403022 has 128 divisors (see below), whose sum is σ = 528748093440. Its totient is φ = 49371258240.

The previous prime is 201043403021. The next prime is 201043403047. The reversal of 201043403022 is 220304340102.

It is a super-3 number, since 3×201043403022³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 201043403022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201043403021) 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, 4392568 + ... + 4438100.

It is an arithmetic number, because the mean of its divisors is an integer number (4130844480).

Almost surely, 2^201043403022 is an apocalyptic number.

201043403022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 201043403022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264374046720).

201043403022 is an abundant number, since it is smaller than the sum of its proper divisors (327704690418).

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

201043403022 is a wasteful number, since it uses less digits than its factorization.

201043403022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46078.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 201043403022 its reverse (220304340102), we get a palindrome (421347743124).

The spelling of 201043403022 in words is "two hundred one billion, forty-three million, four hundred three thousand, twenty-two".