2042123133 has 4 divisors (see below), whose sum is σ = 2722830848. Its totient is φ = 1361415420.

The previous prime is 2042123117. The next prime is 2042123143. The reversal of 2042123133 is 3313212402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2042123133 - 2⁴ = 2042123117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042123143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340353853 + ... + 340353858.

It is an arithmetic number, because the mean of its divisors is an integer number (680707712).

Almost surely, 2^2042123133 is an apocalyptic number.

It is an amenable number.

2042123133 is a deficient number, since it is larger than the sum of its proper divisors (680707715).

2042123133 is an equidigital number, since it uses as much as digits as its factorization.

2042123133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680707714.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2042123133 is about 45189.8565277652. The cubic root of 2042123133 is about 1268.7049714645.

Adding to 2042123133 its reverse (3313212402), we get a palindrome (5355335535).

The spelling of 2042123133 in words is "two billion, forty-two million, one hundred twenty-three thousand, one hundred thirty-three".