201010222222110 has 192 divisors, whose sum is σ = 598201583616000. Its totient is φ = 45874898885376.

The previous prime is 201010222222087. The next prime is 201010222222111. The reversal of 201010222222110 is 11222222010102.

It is a happy number.

201010222222110 is a `hidden beast` number, since 201 + 0 + 10 + 2 + 222 + 221 + 10 = 666.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010222222111) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3753735616 + ... + 3753789164.

It is an arithmetic number, because the mean of its divisors is an integer number (3115633248000).

Almost surely, 2^{201010222222110} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201010222222110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299100791808000).

201010222222110 is an abundant number, since it is smaller than the sum of its proper divisors (397191361393890).

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

201010222222110 is a wasteful number, since it uses less digits than its factorization.

201010222222110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62575 (or 62572 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201010222222110 its reverse (11222222010102), we get a palindrome (212232444232212).

The spelling of 201010222222110 in words is "two hundred one trillion, ten billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred ten".