11121111002222 has 96 divisors (see below), whose sum is σ = 19186939582272. Its totient is φ = 4796752536576.

The previous prime is 11121111002179. The next prime is 11121111002257. The reversal of 11121111002222 is 22220011112111.

It is a self number, because there is not a number n which added to its sum of digits gives 11121111002222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 783335228 + ... + 783349424.

It is an arithmetic number, because the mean of its divisors is an integer number (199863953982).

Almost surely, 2^{11121111002222} is an apocalyptic number.

11121111002222 is a deficient number, since it is larger than the sum of its proper divisors (8065828580050).

11121111002222 is a wasteful number, since it uses less digits than its factorization.

11121111002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14922 (or 14875 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121111002222 its reverse (22220011112111), we get a palindrome (33341122114333).

The spelling of 11121111002222 in words is "eleven trillion, one hundred twenty-one billion, one hundred eleven million, two thousand, two hundred twenty-two".