312212014031452 has 12 divisors (see below), whose sum is σ = 546525847766080. Its totient is φ = 156061771812576.

The previous prime is 312212014031389. The next prime is 312212014031453. The reversal of 312212014031452 is 254130410212213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312212014031453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11058784908 + ... + 11058813139.

Almost surely, 2^{312212014031452} is an apocalyptic number.

It is an amenable number.

312212014031452 is a deficient number, since it is larger than the sum of its proper divisors (234313833734628).

312212014031452 is a wasteful number, since it uses less digits than its factorization.

312212014031452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22117601580 (or 22117601578 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 312212014031452 its reverse (254130410212213), we get a palindrome (566342424243665).

The spelling of 312212014031452 in words is "three hundred twelve trillion, two hundred twelve billion, fourteen million, thirty-one thousand, four hundred fifty-two".