201012222201012 has 240 divisors, whose sum is σ = 539272783969920. Its totient is φ = 65255290958592.

The previous prime is 201012222200941. The next prime is 201012222201023. The reversal of 201012222201012 is 210102222210102.

It is a happy number.

201012222201012 is a `hidden beast` number, since 20 + 101 + 222 + 220 + 101 + 2 = 666.

201012222201012 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 24837784438 + ... + 24837792530.

It is an arithmetic number, because the mean of its divisors is an integer number (2246969933208).

Almost surely, 2^{201012222201012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201012222201012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269636391984960).

201012222201012 is an abundant number, since it is smaller than the sum of its proper divisors (338260561768908).

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

201012222201012 is a wasteful number, since it uses less digits than its factorization.

201012222201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13124 (or 13113 counting only the distinct ones).

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

Adding to 201012222201012 its reverse (210102222210102), we get a palindrome (411114444411114).

The spelling of 201012222201012 in words is "two hundred one trillion, twelve billion, two hundred twenty-two million, two hundred one thousand, twelve".