71130223132 has 12 divisors (see below), whose sum is σ = 124479871936. Its totient is φ = 35564545440.

The previous prime is 71130223123. The next prime is 71130223139. The reversal of 71130223132 is 23132203117.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 71130223097 and 71130223106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71130223139) 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, 281968 + ... + 470920.

Almost surely, 2^71130223132 is an apocalyptic number.

It is an amenable number.

71130223132 is a deficient number, since it is larger than the sum of its proper divisors (53349648804).

71130223132 is a wasteful number, since it uses less digits than its factorization.

71130223132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283068 (or 283066 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

Adding to 71130223132 its reverse (23132203117), we get a palindrome (94262426249).

The spelling of 71130223132 in words is "seventy-one billion, one hundred thirty million, two hundred twenty-three thousand, one hundred thirty-two".