312032030 has 32 divisors (see below), whose sum is σ = 587865600. Its totient is φ = 119022112.

The previous prime is 312032027. The next prime is 312032057. The reversal of 312032030 is 30230213.

It is a junction number, because it is equal to n+sod(n) for n = 312031996 and 312032014.

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, 80681 + ... + 84459.

It is an arithmetic number, because the mean of its divisors is an integer number (18370800).

Almost surely, 2^312032030 is an apocalyptic number.

312032030 is a deficient number, since it is larger than the sum of its proper divisors (275833570).

312032030 is a wasteful number, since it uses less digits than its factorization.

312032030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4168.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 312032030 is about 17664.4283802222. The cubic root of 312032030 is about 678.2654973177.

Adding to 312032030 its reverse (30230213), we get a palindrome (342262243).

It can be divided in two parts, 31203 and 2030, that added together give a palindrome (33233).

The spelling of 312032030 in words is "three hundred twelve million, thirty-two thousand, thirty".