312000311332 has 24 divisors (see below), whose sum is σ = 566533786112. Its totient is φ = 150185664000.

The previous prime is 312000311317. The next prime is 312000311377. The reversal of 312000311332 is 233113000213.

It is a super-2 number, since 2×312000311332² (a number of 24 digits) contains 22 as substring.

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, 6494544 + ... + 6542407.

Almost surely, 2^312000311332 is an apocalyptic number.

It is an amenable number.

312000311332 is a deficient number, since it is larger than the sum of its proper divisors (254533474780).

312000311332 is a wasteful number, since it uses less digits than its factorization.

312000311332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13037179 (or 13037177 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 312000311332 its reverse (233113000213), we get a palindrome (545113311545).

The spelling of 312000311332 in words is "three hundred twelve billion, three hundred eleven thousand, three hundred thirty-two".