2211101110012 has 12 divisors (see below), whose sum is σ = 3869558569576. Its totient is φ = 1105512947280.

The previous prime is 2211101110003. The next prime is 2211101110039. The reversal of 2211101110012 is 2100111011122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2211101109974 and 2211101110001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9269439 + ... + 9504982.

Almost surely, 2^{2211101110012} is an apocalyptic number.

It is an amenable number.

2211101110012 is a deficient number, since it is larger than the sum of its proper divisors (1658457459564).

2211101110012 is a wasteful number, since it uses less digits than its factorization.

2211101110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18803868 (or 18803866 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2211101110012 its reverse (2100111011122), we get a palindrome (4311212121134).

The spelling of 2211101110012 in words is "two trillion, two hundred eleven billion, one hundred one million, one hundred ten thousand, twelve".