1112021110122 has 32 divisors (see below), whose sum is σ = 2395708539840. Its totient is φ = 342076606080.

The previous prime is 1112021110061. The next prime is 1112021110127. The reversal of 1112021110122 is 2210111202111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1112021110127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1423347 + ... + 2061542.

It is an arithmetic number, because the mean of its divisors is an integer number (74865891870).

Almost surely, 2^{1112021110122} is an apocalyptic number.

1112021110122 is an abundant number, since it is smaller than the sum of its proper divisors (1283687429718).

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

1112021110122 is a wasteful number, since it uses less digits than its factorization.

1112021110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3488998.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1112021110122 its reverse (2210111202111), we get a palindrome (3322132312233).

The spelling of 1112021110122 in words is "one trillion, one hundred twelve billion, twenty-one million, one hundred ten thousand, one hundred twenty-two".