1121202011212 has 24 divisors (see below), whose sum is σ = 1984457699280. Its totient is φ = 554230497600.

The previous prime is 1121202011119. The next prime is 1121202011231. The reversal of 1121202011212 is 2121102021211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1776162 + ... + 2323177.

It is an arithmetic number, because the mean of its divisors is an integer number (82685737470).

Almost surely, 2^{1121202011212} is an apocalyptic number.

It is an amenable number.

1121202011212 is a deficient number, since it is larger than the sum of its proper divisors (863255688068).

1121202011212 is a wasteful number, since it uses less digits than its factorization.

1121202011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4100121 (or 4100119 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1121202011212 its reverse (2121102021211), we get a palindrome (3242304032423).

Subtracting 1121202011212 from its reverse (2121102021211), we obtain a palindrome (999900009999).

The spelling of 1121202011212 in words is "one trillion, one hundred twenty-one billion, two hundred two million, eleven thousand, two hundred twelve".