11222122000012 has 48 divisors (see below), whose sum is σ = 24727051964160. Its totient is φ = 4328965656000.

The previous prime is 11222121999989. The next prime is 11222122000013. The reversal of 11222122000012 is 21000022122211.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11222122000012.

It is not an unprimeable number, because it can be changed into a prime (11222122000013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180342462 + ... + 180404677.

It is an arithmetic number, because the mean of its divisors is an integer number (515146915920).

Almost surely, 2^{11222122000012} is an apocalyptic number.

It is an amenable number.

11222122000012 is an abundant number, since it is smaller than the sum of its proper divisors (13504929964148).

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

11222122000012 is a wasteful number, since it uses less digits than its factorization.

11222122000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360747262 (or 360747260 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11222122000012 its reverse (21000022122211), we get a palindrome (32222144122223).

The spelling of 11222122000012 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty-two million, twelve", and thus it is an aban number.