3122156023 has 4 divisors (see below), whose sum is σ = 3568178320. Its totient is φ = 2676133728.

The previous prime is 3122156017. The next prime is 3122156039. The reversal of 3122156023 is 3206512213.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3206512213 = 1291 ⋅2483743.

It is a cyclic number.

It is not a de Polignac number, because 3122156023 - 2⁵ = 3122155991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122156003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223011138 + ... + 223011151.

It is an arithmetic number, because the mean of its divisors is an integer number (892044580).

Almost surely, 2^3122156023 is an apocalyptic number.

3122156023 is a deficient number, since it is larger than the sum of its proper divisors (446022297).

3122156023 is an equidigital number, since it uses as much as digits as its factorization.

3122156023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446022296.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 3122156023 is about 55876.2563438175. The cubic root of 3122156023 is about 1461.5652230721.

Adding to 3122156023 its reverse (3206512213), we get a palindrome (6328668236).

The spelling of 3122156023 in words is "three billion, one hundred twenty-two million, one hundred fifty-six thousand, twenty-three".