5223212013 has 4 divisors (see below), whose sum is σ = 6964282688. Its totient is φ = 3482141340.

The previous prime is 5223212009. The next prime is 5223212017. The reversal of 5223212013 is 3102123225.

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 an interprime number because it is at equal distance from previous prime (5223212009) and next prime (5223212017).

It is not a de Polignac number, because 5223212013 - 2² = 5223212009 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 (5223212017) 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, 870535333 + ... + 870535338.

It is an arithmetic number, because the mean of its divisors is an integer number (1741070672).

Almost surely, 2^5223212013 is an apocalyptic number.

It is an amenable number.

5223212013 is a deficient number, since it is larger than the sum of its proper divisors (1741070675).

5223212013 is a wasteful number, since it uses less digits than its factorization.

5223212013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741070674.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 5223212013 is about 72271.7926510751. The cubic root of 5223212013 is about 1735.0522246459.

Adding to 5223212013 its reverse (3102123225), we get a palindrome (8325335238).

The spelling of 5223212013 in words is "five billion, two hundred twenty-three million, two hundred twelve thousand, thirteen".