1112211021120 has 112 divisors (see below), whose sum is σ = 3551682487680. Its totient is φ = 294875170816.

The previous prime is 1112211021109. The next prime is 1112211021127. The reversal of 1112211021120 is 211201122111.

It is a happy number.

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 1112211021120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112211021127) 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, 3182340 + ... + 3514499.

Almost surely, 2^{1112211021120} is an apocalyptic number.

1112211021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112211021120 is an abundant number, since it is smaller than the sum of its proper divisors (2439471466560).

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

1112211021120 is a wasteful number, since it uses less digits than its factorization.

1112211021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6697032 (or 6697022 counting only the distinct ones).

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

Adding to 1112211021120 its reverse (211201122111), we get a palindrome (1323412143231).

The spelling of 1112211021120 in words is "one trillion, one hundred twelve billion, two hundred eleven million, twenty-one thousand, one hundred twenty".