11122211110012 has 6 divisors (see below), whose sum is σ = 19463869442528. Its totient is φ = 5561105555004.

The previous prime is 11122211109887. The next prime is 11122211110013. The reversal of 11122211110012 is 21001111222111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122211110013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1390276388748 + ... + 1390276388755.

Almost surely, 2^{11122211110012} is an apocalyptic number.

It is an amenable number.

11122211110012 is a deficient number, since it is larger than the sum of its proper divisors (8341658332516).

11122211110012 is a wasteful number, since it uses less digits than its factorization.

11122211110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780552777507 (or 2780552777505 counting only the distinct ones).

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

Adding to 11122211110012 its reverse (21001111222111), we get a palindrome (32123322332123).

The spelling of 11122211110012 in words is "eleven trillion, one hundred twenty-two billion, two hundred eleven million, one hundred ten thousand, twelve".