112122021102 has 128 divisors (see below), whose sum is σ = 293232006144. Its totient is φ = 27735533568.

The previous prime is 112122021097. The next prime is 112122021113. The reversal of 112122021102 is 201120221211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2699013 + ... + 2740239.

It is an arithmetic number, because the mean of its divisors is an integer number (2290875048).

Almost surely, 2^112122021102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112122021102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146616003072).

112122021102 is an abundant number, since it is smaller than the sum of its proper divisors (181109985042).

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

112122021102 is a wasteful number, since it uses less digits than its factorization.

112122021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41562.

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

Adding to 112122021102 its reverse (201120221211), we get a palindrome (313242242313).

The spelling of 112122021102 in words is "one hundred twelve billion, one hundred twenty-two million, twenty-one thousand, one hundred two".