312142133032342 has 8 divisors (see below), whose sum is σ = 468609654420432. Its totient is φ = 155938914892200.

The previous prime is 312142133032307. The next prime is 312142133032369. The reversal of 312142133032342 is 243230331241213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×312142133032342² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 312142133032298 and 312142133032307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66075809034 + ... + 66075813757.

It is an arithmetic number, because the mean of its divisors is an integer number (58576206802554).

Almost surely, 2^{312142133032342} is an apocalyptic number.

312142133032342 is a deficient number, since it is larger than the sum of its proper divisors (156467521388090).

312142133032342 is a wasteful number, since it uses less digits than its factorization.

312142133032342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132151623974.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 312142133032342 its reverse (243230331241213), we get a palindrome (555372464273555).

The spelling of 312142133032342 in words is "three hundred twelve trillion, one hundred forty-two billion, one hundred thirty-three million, thirty-two thousand, three hundred forty-two".