201120220011021 has 32 divisors (see below), whose sum is σ = 275817101468160. Its totient is φ = 130278680985600.

The previous prime is 201120220011017. The next prime is 201120220011031. The reversal of 201120220011021 is 120110022021102.

It is not a de Polignac number, because 201120220011021 - 2² = 201120220011017 is a prime.

It is a super-2 number, since 2×201120220011021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201120220011031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88510521 + ... + 90754353.

It is an arithmetic number, because the mean of its divisors is an integer number (8619284420880).

Almost surely, 2^{201120220011021} is an apocalyptic number.

It is an amenable number.

201120220011021 is a deficient number, since it is larger than the sum of its proper divisors (74696881457139).

201120220011021 is a wasteful number, since it uses less digits than its factorization.

201120220011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2246837.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201120220011021 its reverse (120110022021102), we get a palindrome (321230242032123).

The spelling of 201120220011021 in words is "two hundred one trillion, one hundred twenty billion, two hundred twenty million, eleven thousand, twenty-one".