112122022122 has 96 divisors (see below), whose sum is σ = 289980432000. Its totient is φ = 31977728640.

The previous prime is 112122022081. The next prime is 112122022211. The reversal of 112122022122 is 221220221211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 112122022095 and 112122022104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 393622 + ... + 615777.

It is an arithmetic number, because the mean of its divisors is an integer number (3020629500).

Almost surely, 2^112122022122 is an apocalyptic number.

112122022122 is an abundant number, since it is smaller than the sum of its proper divisors (177858409878).

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

112122022122 is a wasteful number, since it uses less digits than its factorization.

112122022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009449 (or 1009432 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 112122022122 its reverse (221220221211), we get a palindrome (333342243333).

The spelling of 112122022122 in words is "one hundred twelve billion, one hundred twenty-two million, twenty-two thousand, one hundred twenty-two".