201011101222230 has 192 divisors, whose sum is σ = 575940397032000. Its totient is φ = 48327269372928.

The previous prime is 201011101222223. The next prime is 201011101222249. The reversal of 201011101222230 is 32222101110102.

201011101222230 is a `hidden beast` number, since 2 + 0 + 101 + 110 + 1 + 222 + 230 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1999721932 + ... + 1999822448.

It is an arithmetic number, because the mean of its divisors is an integer number (2999689567875).

Almost surely, 2^{201011101222230} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201011101222230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287970198516000).

201011101222230 is an abundant number, since it is smaller than the sum of its proper divisors (374929295809770).

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

201011101222230 is a wasteful number, since it uses less digits than its factorization.

201011101222230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140335 (or 140332 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 201011101222230 its reverse (32222101110102), we get a palindrome (233233202332332).

The spelling of 201011101222230 in words is "two hundred one trillion, eleven billion, one hundred one million, two hundred twenty-two thousand, two hundred thirty".