201120220211021 has 16 divisors (see below), whose sum is σ = 205991450542080. Its totient is φ = 196288897284480.

The previous prime is 201120220210999. The next prime is 201120220211039. The reversal of 201120220211021 is 120112022021102.

It is a cyclic number.

It is not a de Polignac number, because 201120220211021 - 2³⁴ = 201103040341837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201120220711021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 712447220 + ... + 712729458.

It is an arithmetic number, because the mean of its divisors is an integer number (12874465658880).

Almost surely, 2^{201120220211021} is an apocalyptic number.

It is an amenable number.

201120220211021 is a deficient number, since it is larger than the sum of its proper divisors (4871230331059).

201120220211021 is a wasteful number, since it uses less digits than its factorization.

201120220211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352876.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201120220211021 its reverse (120112022021102), we get a palindrome (321232242232123).

The spelling of 201120220211021 in words is "two hundred one trillion, one hundred twenty billion, two hundred twenty million, two hundred eleven thousand, twenty-one".