112122020221102 has 4 divisors (see below), whose sum is σ = 168183030331656. Its totient is φ = 56061010110550.

The previous prime is 112122020221069. The next prime is 112122020221103. The reversal of 112122020221102 is 201122020221211.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×112122020221102² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112122020221102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112122020221103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28030505055274 + ... + 28030505055277.

It is an arithmetic number, because the mean of its divisors is an integer number (42045757582914).

Almost surely, 2^{112122020221102} is an apocalyptic number.

112122020221102 is a deficient number, since it is larger than the sum of its proper divisors (56061010110554).

112122020221102 is an equidigital number, since it uses as much as digits as its factorization.

112122020221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56061010110553.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112122020221102 its reverse (201122020221211), we get a palindrome (313244040442313).

The spelling of 112122020221102 in words is "one hundred twelve trillion, one hundred twenty-two billion, twenty million, two hundred twenty-one thousand, one hundred two".