3031442123 has 4 divisors (see below), whose sum is σ = 3135974640. Its totient is φ = 2926909608.

The previous prime is 3031442087. The next prime is 3031442171. The reversal of 3031442123 is 3212441303.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3031442123 - 2⁶ = 3031442059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3031442173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52266215 + ... + 52266272.

It is an arithmetic number, because the mean of its divisors is an integer number (783993660).

Almost surely, 2^3031442123 is an apocalyptic number.

3031442123 is a deficient number, since it is larger than the sum of its proper divisors (104532517).

3031442123 is a wasteful number, since it uses less digits than its factorization.

3031442123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104532516.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 3031442123 is about 55058.5336074255. The cubic root of 3031442123 is about 1447.2706681067.

Adding to 3031442123 its reverse (3212441303), we get a palindrome (6243883426).

The spelling of 3031442123 in words is "three billion, thirty-one million, four hundred forty-two thousand, one hundred twenty-three".