11222021120012 has 12 divisors (see below), whose sum is σ = 19638563134176. Its totient is φ = 5611003081680.

The previous prime is 11222021119963. The next prime is 11222021120017. The reversal of 11222021120012 is 21002112022211.

It is not an unprimeable number, because it can be changed into a prime (11222021120017) 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, 2806013 + ... + 5506155.

It is an arithmetic number, because the mean of its divisors is an integer number (1636546927848).

Almost surely, 2^{11222021120012} is an apocalyptic number.

It is an amenable number.

11222021120012 is a deficient number, since it is larger than the sum of its proper divisors (8416542014164).

11222021120012 is a wasteful number, since it uses less digits than its factorization.

11222021120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3739168 (or 3739166 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11222021120012 its reverse (21002112022211), we get a palindrome (32224133142223).

The spelling of 11222021120012 in words is "eleven trillion, two hundred twenty-two billion, twenty-one million, one hundred twenty thousand, twelve".