2423212133 has 4 divisors (see below), whose sum is σ = 2424860928. Its totient is φ = 2421563340.

The previous prime is 2423212117. The next prime is 2423212171. The reversal of 2423212133 is 3312123242.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3312123242 = 2 ⋅1656061621.

It is a cyclic number.

It is not a de Polignac number, because 2423212133 - 2⁴ = 2423212117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2423212099 and 2423212108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2423212333) 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, 822191 + ... + 825132.

It is an arithmetic number, because the mean of its divisors is an integer number (606215232).

Almost surely, 2^2423212133 is an apocalyptic number.

It is an amenable number.

2423212133 is a deficient number, since it is larger than the sum of its proper divisors (1648795).

2423212133 is a wasteful number, since it uses less digits than its factorization.

2423212133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648794.

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

The square root of 2423212133 is about 49226.1326228254. The cubic root of 2423212133 is about 1343.1684384797.

Adding to 2423212133 its reverse (3312123242), we get a palindrome (5735335375).

The spelling of 2423212133 in words is "two billion, four hundred twenty-three million, two hundred twelve thousand, one hundred thirty-three".