201044022210 has 96 divisors (see below), whose sum is σ = 542468899440. Its totient is φ = 51597471744.

The previous prime is 201044022197. The next prime is 201044022241. The reversal of 201044022210 is 12220440102.

201044022210 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 440 + 2 + 221 + 0 = 666.

201044022210 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 93106147689 + 107937874521 = 305133^2 + 328539^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 693882 + ... + 939978.

Almost surely, 2^201044022210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201044022210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271234449720).

201044022210 is an abundant number, since it is smaller than the sum of its proper divisors (341424877230).

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

201044022210 is a wasteful number, since it uses less digits than its factorization.

201044022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246452 (or 246449 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 201044022210 its reverse (12220440102), we get a palindrome (213264462312).

The spelling of 201044022210 in words is "two hundred one billion, forty-four million, twenty-two thousand, two hundred ten".