11221110011212 has 12 divisors (see below), whose sum is σ = 19637160368056. Its totient is φ = 5610492763200.

The previous prime is 11221110011161. The next prime is 11221110011231. The reversal of 11221110011212 is 21211001112211.

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, 15153789 + ... + 15877012.

Almost surely, 2^{11221110011212} is an apocalyptic number.

It is an amenable number.

11221110011212 is a deficient number, since it is larger than the sum of its proper divisors (8416050356844).

11221110011212 is a wasteful number, since it uses less digits than its factorization.

11221110011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31121208 (or 31121206 counting only the distinct ones).

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

Adding to 11221110011212 its reverse (21211001112211), we get a palindrome (32432111123423).

The spelling of 11221110011212 in words is "eleven trillion, two hundred twenty-one billion, one hundred ten million, eleven thousand, two hundred twelve".