4011111312 has 80 divisors (see below), whose sum is σ = 11644338048. Its totient is φ = 1180523520.

The previous prime is 4011111259. The next prime is 4011111329. The reversal of 4011111312 is 2131111104.

4011111312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4011111312² = 32178027914508722688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4011111291 and 4011111300.

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, 125389 + ... + 154092.

Almost surely, 2^4011111312 is an apocalyptic number.

It is an amenable number.

4011111312 is an abundant number, since it is smaller than the sum of its proper divisors (7633226736).

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

4011111312 is a wasteful number, since it uses less digits than its factorization.

4011111312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279528 (or 279522 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 4011111312 is about 63333.3349192982. The cubic root of 4011111312 is about 1588.8695354380.

Adding to 4011111312 its reverse (2131111104), we get a palindrome (6142222416).

The spelling of 4011111312 in words is "four billion, eleven million, one hundred eleven thousand, three hundred twelve".