7151522230 has 8 divisors (see below), whose sum is σ = 12872740032. Its totient is φ = 2860608888.

The previous prime is 7151522207. The next prime is 7151522239. The reversal of 7151522230 is 322251517.

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

It is a super-2 number, since 2×7151522230² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7151522239) 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, 357576102 + ... + 357576121.

It is an arithmetic number, because the mean of its divisors is an integer number (1609092504).

Almost surely, 2^7151522230 is an apocalyptic number.

7151522230 is a deficient number, since it is larger than the sum of its proper divisors (5721217802).

7151522230 is a wasteful number, since it uses less digits than its factorization.

7151522230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715152230.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 7151522230 is about 84566.6732820915. The cubic root of 7151522230 is about 1926.6352309791.

Adding to 7151522230 its reverse (322251517), we get a palindrome (7473773747).

The spelling of 7151522230 in words is "seven billion, one hundred fifty-one million, five hundred twenty-two thousand, two hundred thirty".