71121020107162 has 32 divisors (see below), whose sum is σ = 109710786735360. Its totient is φ = 34553324243520.

The previous prime is 71121020107157. The next prime is 71121020107217. The reversal of 71121020107162 is 26170102012117.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1382602639 + ... + 1382654077.

It is an arithmetic number, because the mean of its divisors is an integer number (3428462085480).

Almost surely, 2^{71121020107162} is an apocalyptic number.

71121020107162 is a deficient number, since it is larger than the sum of its proper divisors (38589766628198).

71121020107162 is a wasteful number, since it uses less digits than its factorization.

71121020107162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76006.

The product of its (nonzero) digits is 2352, while the sum is 31.

Adding to 71121020107162 its reverse (26170102012117), we get a palindrome (97291122119279).

The spelling of 71121020107162 in words is "seventy-one trillion, one hundred twenty-one billion, twenty million, one hundred seven thousand, one hundred sixty-two".