1112122010220 has 96 divisors (see below), whose sum is σ = 3529974362880. Its totient is φ = 259345048320.

The previous prime is 1112122010173. The next prime is 1112122010221. The reversal of 1112122010220 is 220102212111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1112122010220.

It is not an unprimeable number, because it can be changed into a prime (1112122010221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37506166 + ... + 37535805.

It is an arithmetic number, because the mean of its divisors is an integer number (36770566280).

Almost surely, 2^{1112122010220} is an apocalyptic number.

1112122010220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112122010220 is an abundant number, since it is smaller than the sum of its proper divisors (2417852352660).

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

1112122010220 is a wasteful number, since it uses less digits than its factorization.

1112122010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75042015 (or 75042013 counting only the distinct ones).

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

Adding to 1112122010220 its reverse (220102212111), we get a palindrome (1332224222331).

The spelling of 1112122010220 in words is "one trillion, one hundred twelve billion, one hundred twenty-two million, ten thousand, two hundred twenty".