1111233212112 has 80 divisors (see below), whose sum is σ = 3070885450752. Its totient is φ = 345028116480.

The previous prime is 1111233212101. The next prime is 1111233212143. The reversal of 1111233212112 is 2112123321111.

It is a super-3 number, since 3×1111233212112³ (a number of 37 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6940464 + ... + 7098767.

Almost surely, 2^{1111233212112} is an apocalyptic number.

1111233212112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1111233212112 is an abundant number, since it is smaller than the sum of its proper divisors (1959652238640).

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

1111233212112 is a wasteful number, since it uses less digits than its factorization.

1111233212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14039356 (or 14039350 counting only the distinct ones).

The product of its digits is 144, while the sum is 21.

Adding to 1111233212112 its reverse (2112123321111), we get a palindrome (3223356533223).

The spelling of 1111233212112 in words is "one trillion, one hundred eleven billion, two hundred thirty-three million, two hundred twelve thousand, one hundred twelve".