121096812 has 12 divisors (see below), whose sum is σ = 282559256. Its totient is φ = 40365600.

The previous prime is 121096741. The next prime is 121096849. The reversal of 121096812 is 218690121.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a zygodrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 121096812.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5045689 + ... + 5045712.

Almost surely, 2^121096812 is an apocalyptic number.

121096812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121096812 is an abundant number, since it is smaller than the sum of its proper divisors (161462444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121096812 is a wasteful number, since it uses less digits than its factorization.

121096812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10091408 (or 10091406 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 30.

The square root of 121096812 is about 11004.3996655883. The cubic root of 121096812 is about 494.7406211755.

The spelling of 121096812 in words is "one hundred twenty-one million, ninety-six thousand, eight hundred twelve".