12121111096 has 16 divisors (see below), whose sum is σ = 23281403040. Its totient is φ = 5912736960.

The previous prime is 12121111091. The next prime is 12121111097. The reversal of 12121111096 is 69011112121.

It is a self number, because there is not a number n which added to its sum of digits gives 12121111096.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12121111091) 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, 18476976 + ... + 18477631.

It is an arithmetic number, because the mean of its divisors is an integer number (1455087690).

Almost surely, 2^12121111096 is an apocalyptic number.

It is an amenable number.

12121111096 is a deficient number, since it is larger than the sum of its proper divisors (11160291944).

12121111096 is a wasteful number, since it uses less digits than its factorization.

12121111096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36954654 (or 36954650 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 25.

The spelling of 12121111096 in words is "twelve billion, one hundred twenty-one million, one hundred eleven thousand, ninety-six".