201201022021112 has 32 divisors (see below), whose sum is σ = 399501240642000. Its totient is φ = 94669077410304.

The previous prime is 201201022021063. The next prime is 201201022021117. The reversal of 201201022021112 is 211120220102102.

It is a super-3 number, since 3×201201022021112³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201201022021117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106532987 + ... + 108405162.

Almost surely, 2^{201201022021112} is an apocalyptic number.

It is an amenable number.

201201022021112 is a deficient number, since it is larger than the sum of its proper divisors (198300218620888).

201201022021112 is a wasteful number, since it uses less digits than its factorization.

201201022021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214945055 (or 214945051 counting only the distinct ones).

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

Adding to 201201022021112 its reverse (211120220102102), we get a palindrome (412321242123214).

The spelling of 201201022021112 in words is "two hundred one trillion, two hundred one billion, twenty-two million, twenty-one thousand, one hundred twelve".