201020140420112 has 20 divisors (see below), whose sum is σ = 419436254530860. Its totient is φ = 92778526347648.

The previous prime is 201020140420091. The next prime is 201020140420153. The reversal of 201020140420112 is 211024041020102.

It can be written as a sum of positive squares in 2 ways, for example, as 107246404608256 + 93773735811856 = 10355984^2 + 9683684^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483221491187 + ... + 483221491602.

It is an arithmetic number, because the mean of its divisors is an integer number (20971812726543).

Almost surely, 2^{201020140420112} is an apocalyptic number.

It is an amenable number.

201020140420112 is an abundant number, since it is smaller than the sum of its proper divisors (218416114110748).

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

201020140420112 is a wasteful number, since it uses less digits than its factorization.

201020140420112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966442982810 (or 966442982804 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 201020140420112 its reverse (211024041020102), we get a palindrome (412044181440214).

The spelling of 201020140420112 in words is "two hundred one trillion, twenty billion, one hundred forty million, four hundred twenty thousand, one hundred twelve".