312034122 has 12 divisors (see below), whose sum is σ = 676073970. Its totient is φ = 104011368.

The previous prime is 312034109. The next prime is 312034141. The reversal of 312034122 is 221430213.

It can be written as a sum of positive squares in only one way, i.e., 311910921 + 123201 = 17661^2 + 351^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 17335229 = 312034122 / (3 + 1 + 2 + 0 + 3 + 4 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 312034095 and 312034104.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8667597 + ... + 8667632.

Almost surely, 2^312034122 is an apocalyptic number.

312034122 is an abundant number, since it is smaller than the sum of its proper divisors (364039848).

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

312034122 is a wasteful number, since it uses less digits than its factorization.

312034122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17335237 (or 17335234 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 312034122 is about 17664.4875951724. The cubic root of 312034122 is about 678.2670131111.

Adding to 312034122 its reverse (221430213), we get a palindrome (533464335).

The spelling of 312034122 in words is "three hundred twelve million, thirty-four thousand, one hundred twenty-two".