201022120020112 has 20 divisors (see below), whose sum is σ = 394965996379776. Its totient is φ = 99095411276960.

The previous prime is 201022120020037. The next prime is 201022120020143. The reversal of 201022120020112 is 211020021220102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88478044648 + ... + 88478046919.

Almost surely, 2^{201022120020112} is an apocalyptic number.

It is an amenable number.

201022120020112 is a deficient number, since it is larger than the sum of its proper divisors (193943876359664).

201022120020112 is a wasteful number, since it uses less digits than its factorization.

201022120020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176956091646 (or 176956091640 counting only the distinct ones).

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

Adding to 201022120020112 its reverse (211020021220102), we get a palindrome (412042141240214).

The spelling of 201022120020112 in words is "two hundred one trillion, twenty-two billion, one hundred twenty million, twenty thousand, one hundred twelve".