3120142134431 has 16 divisors (see below), whose sum is σ = 3568760342784. Its totient is φ = 2672245724544.

The previous prime is 3120142134427. The next prime is 3120142134443. The reversal of 3120142134431 is 1344312410213.

It is a cyclic number.

It is not a de Polignac number, because 3120142134431 - 2² = 3120142134427 is a prime.

It is a super-2 number, since 2×3120142134431² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3120142134394 and 3120142134403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120142134331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44922176 + ... + 44991578.

It is an arithmetic number, because the mean of its divisors is an integer number (223047521424).

Almost surely, 2^{3120142134431} is an apocalyptic number.

3120142134431 is a deficient number, since it is larger than the sum of its proper divisors (448618208353).

3120142134431 is a wasteful number, since it uses less digits than its factorization.

3120142134431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74510.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 3120142134431 its reverse (1344312410213), we get a palindrome (4464454544644).

The spelling of 3120142134431 in words is "three trillion, one hundred twenty billion, one hundred forty-two million, one hundred thirty-four thousand, four hundred thirty-one".