11222101112212 has 96 divisors (see below), whose sum is σ = 21304637915904. Its totient is φ = 5152764672000.

The previous prime is 11222101112147. The next prime is 11222101112221. The reversal of 11222101112212 is 21221110122211.

It is a happy number.

11222101112212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11222101112212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459100863 + ... + 459125305.

It is an arithmetic number, because the mean of its divisors is an integer number (221923311624).

Almost surely, 2^{11222101112212} is an apocalyptic number.

It is an amenable number.

11222101112212 is a deficient number, since it is larger than the sum of its proper divisors (10082536803692).

11222101112212 is a wasteful number, since it uses less digits than its factorization.

11222101112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25409 (or 25407 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11222101112212 its reverse (21221110122211), we get a palindrome (32443211234423).

Subtracting 11222101112212 from its reverse (21221110122211), we obtain a palindrome (9999009009999).

The spelling of 11222101112212 in words is "eleven trillion, two hundred twenty-two billion, one hundred one million, one hundred twelve thousand, two hundred twelve".