501112213 has 32 divisors (see below), whose sum is σ = 641571840. Its totient is φ = 381024000.

The previous prime is 501112211. The next prime is 501112217. The reversal of 501112213 is 312211105.

It is not a de Polignac number, because 501112213 - 2¹ = 501112211 is a prime.

It is a super-2 number, since 2×501112213² = 502226900035514738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501112211) 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 31 ways as a sum of consecutive naturals, for example, 567070 + ... + 567952.

It is an arithmetic number, because the mean of its divisors is an integer number (20049120).

Almost surely, 2^501112213 is an apocalyptic number.

It is an amenable number.

501112213 is a deficient number, since it is larger than the sum of its proper divisors (140459627).

501112213 is a wasteful number, since it uses less digits than its factorization.

501112213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 501112213 is about 22385.5357988144. The cubic root of 501112213 is about 794.2885995195.

Adding to 501112213 its reverse (312211105), we get a palindrome (813323318).

The spelling of 501112213 in words is "five hundred one million, one hundred twelve thousand, two hundred thirteen".