3121142422 has 8 divisors (see below), whose sum is σ = 4729979016. Its totient is φ = 1544482752.

The previous prime is 3121142417. The next prime is 3121142441. The reversal of 3121142422 is 2242411213.

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

It is a junction number, because it is equal to n+sod(n) for n = 3121142393 and 3121142402.

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, 8043988 + ... + 8044375.

It is an arithmetic number, because the mean of its divisors is an integer number (591247377).

Almost surely, 2^3121142422 is an apocalyptic number.

3121142422 is a deficient number, since it is larger than the sum of its proper divisors (1608836594).

3121142422 is a wasteful number, since it uses less digits than its factorization.

3121142422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16088462.

The product of its digits is 768, while the sum is 22.

The square root of 3121142422 is about 55867.1855564606. The cubic root of 3121142422 is about 1461.4070413215.

Adding to 3121142422 its reverse (2242411213), we get a palindrome (5363553635).

The spelling of 3121142422 in words is "three billion, one hundred twenty-one million, one hundred forty-two thousand, four hundred twenty-two".