312042112 has 32 divisors (see below), whose sum is σ = 623162880. Its totient is φ = 155640576.

The previous prime is 312042109. The next prime is 312042139. The reversal of 312042112 is 211240213.

312042112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×312042112² = 194740559322841088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53953 + ... + 59455.

It is an arithmetic number, because the mean of its divisors is an integer number (19473840).

Almost surely, 2^312042112 is an apocalyptic number.

312042112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

312042112 is a deficient number, since it is larger than the sum of its proper divisors (311120768).

312042112 is an equidigital number, since it uses as much as digits as its factorization.

312042112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5960 (or 5948 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 312042112 is about 17664.7137536955. The cubic root of 312042112 is about 678.2728023361.

Adding to 312042112 its reverse (211240213), we get a palindrome (523282325).

The spelling of 312042112 in words is "three hundred twelve million, forty-two thousand, one hundred twelve".