312224002 has 16 divisors (see below), whose sum is σ = 483939072. Its totient is φ = 150921360.

The previous prime is 312223981. The next prime is 312224009. The reversal of 312224002 is 200422213.

It is not an unprimeable number, because it can be changed into a prime (312224009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79108 + ... + 82960.

It is an arithmetic number, because the mean of its divisors is an integer number (30246192).

Almost surely, 2^312224002 is an apocalyptic number.

312224002 is a deficient number, since it is larger than the sum of its proper divisors (171715070).

312224002 is a wasteful number, since it uses less digits than its factorization.

312224002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5193.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 312224002 is about 17669.8614029652. The cubic root of 312224002 is about 678.4045656162.

Adding to 312224002 its reverse (200422213), we get a palindrome (512646215).

The spelling of 312224002 in words is "three hundred twelve million, two hundred twenty-four thousand, two".