1122112312 has 32 divisors (see below), whose sum is σ = 2182514400. Its totient is φ = 540215424.

The previous prime is 1122112289. The next prime is 1122112349. The reversal of 1122112312 is 2132112211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80053 + ... + 93019.

It is an arithmetic number, because the mean of its divisors is an integer number (68203575).

Almost surely, 2^1122112312 is an apocalyptic number.

It is an amenable number.

1122112312 is a deficient number, since it is larger than the sum of its proper divisors (1060402088).

1122112312 is a wasteful number, since it uses less digits than its factorization.

1122112312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13375 (or 13371 counting only the distinct ones).

The product of its digits is 48, while the sum is 16.

The square root of 1122112312 is about 33497.9448921870. The cubic root of 1122112312 is about 1039.1512774846.

Adding to 1122112312 its reverse (2132112211), we get a palindrome (3254224523).

The spelling of 1122112312 in words is "one billion, one hundred twenty-two million, one hundred twelve thousand, three hundred twelve".