1122003212112 has 60 divisors (see below), whose sum is σ = 3140148994164. Its totient is φ = 373989358080.

The previous prime is 1122003212101. The next prime is 1122003212129. The reversal of 1122003212112 is 2112123002211.

1122003212112 is a `hidden beast` number, since 11 + 220 + 0 + 321 + 2 + 112 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1034484273216 + 87518938896 = 1017096^2 + 295836^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5337348 + ... + 5543580.

Almost surely, 2^{1122003212112} is an apocalyptic number.

1122003212112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122003212112 is an abundant number, since it is smaller than the sum of its proper divisors (2018145782052).

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

1122003212112 is a wasteful number, since it uses less digits than its factorization.

1122003212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244028 (or 244019 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1122003212112 its reverse (2112123002211), we get a palindrome (3234126214323).

The spelling of 1122003212112 in words is "one trillion, one hundred twenty-two billion, three million, two hundred twelve thousand, one hundred twelve".