201012022011220 has 96 divisors (see below), whose sum is σ = 486238012710912. Its totient is φ = 68374265315328.

The previous prime is 201012022011211. The next prime is 201012022011239. The reversal of 201012022011220 is 22110220210102.

It is a happy number.

201012022011220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201012022011194 and 201012022011203.

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 31 ways as a sum of consecutive naturals, for example, 1102571112 + ... + 1102753408.

It is an arithmetic number, because the mean of its divisors is an integer number (5064979299072).

Almost surely, 2^{201012022011220} is an apocalyptic number.

201012022011220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201012022011220 is an abundant number, since it is smaller than the sum of its proper divisors (285225990699692).

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

201012022011220 is a wasteful number, since it uses less digits than its factorization.

201012022011220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244457 (or 244455 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201012022011220 its reverse (22110220210102), we get a palindrome (223122242221322).

The spelling of 201012022011220 in words is "two hundred one trillion, twelve billion, twenty-two million, eleven thousand, two hundred twenty".