1211001121096 has 16 divisors (see below), whose sum is σ = 2445290725500. Its totient is φ = 558923594304.

The previous prime is 1211001121049. The next prime is 1211001121163. The reversal of 1211001121096 is 6901211001121.

It can be written as a sum of positive squares in 2 ways, for example, as 1028256840900 + 182744280196 = 1014030^2 + 427486^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1211001121096.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5822120671 + ... + 5822120878.

Almost surely, 2^{1211001121096} is an apocalyptic number.

It is an amenable number.

1211001121096 is an abundant number, since it is smaller than the sum of its proper divisors (1234289604404).

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

1211001121096 is a wasteful number, since it uses less digits than its factorization.

1211001121096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11644241568 (or 11644241564 counting only the distinct ones).

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

The spelling of 1211001121096 in words is "one trillion, two hundred eleven billion, one million, one hundred twenty-one thousand, ninety-six".