5231191222 has 8 divisors (see below), whose sum is σ = 7979783400. Its totient is φ = 2571263424.

The previous prime is 5231191219. The next prime is 5231191267. The reversal of 5231191222 is 2221911325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×5231191222² = 54730723202259706568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 22165947 + ... + 22166182.

It is an arithmetic number, because the mean of its divisors is an integer number (997472925).

Almost surely, 2^5231191222 is an apocalyptic number.

5231191222 is a deficient number, since it is larger than the sum of its proper divisors (2748592178).

5231191222 is a wasteful number, since it uses less digits than its factorization.

5231191222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44332190.

The product of its digits is 2160, while the sum is 28.

The square root of 5231191222 is about 72326.9743733277. The cubic root of 5231191222 is about 1735.9352892254.

The spelling of 5231191222 in words is "five billion, two hundred thirty-one million, one hundred ninety-one thousand, two hundred twenty-two".