2211100220012 has 6 divisors (see below), whose sum is σ = 3869425385028. Its totient is φ = 1105550110004.

The previous prime is 2211100220009. The next prime is 2211100220039. The reversal of 2211100220012 is 2100220011122.

It is a super-2 number, since 2×2211100220012² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276387527498 + ... + 276387527505.

It is an arithmetic number, because the mean of its divisors is an integer number (644904230838).

Almost surely, 2^{2211100220012} is an apocalyptic number.

It is an amenable number.

2211100220012 is a deficient number, since it is larger than the sum of its proper divisors (1658325165016).

2211100220012 is a wasteful number, since it uses less digits than its factorization.

2211100220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552775055007 (or 552775055005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2211100220012 its reverse (2100220011122), we get a palindrome (4311320231134).

The spelling of 2211100220012 in words is "two trillion, two hundred eleven billion, one hundred million, two hundred twenty thousand, twelve".