201120221112 has 32 divisors (see below), whose sum is σ = 502811548800. Its totient is φ = 67038607584.

The previous prime is 201120221083. The next prime is 201120221173. The reversal of 201120221112 is 211122021102.

It is a junction number, because it is equal to n+sod(n) for n = 201120221091 and 201120221100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2053563 + ... + 2149269.

It is an arithmetic number, because the mean of its divisors is an integer number (15712860900).

Almost surely, 2^201120221112 is an apocalyptic number.

It is an amenable number.

201120221112 is an abundant number, since it is smaller than the sum of its proper divisors (301691327688).

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

201120221112 is a wasteful number, since it uses less digits than its factorization.

201120221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183275 (or 183271 counting only the distinct ones).

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

Adding to 201120221112 its reverse (211122021102), we get a palindrome (412242242214).

The spelling of 201120221112 in words is "two hundred one billion, one hundred twenty million, two hundred twenty-one thousand, one hundred twelve".