2211000111212 has 6 divisors (see below), whose sum is σ = 3869250194628. Its totient is φ = 1105500055604.

The previous prime is 2211000111143. The next prime is 2211000111217. The reversal of 2211000111212 is 2121110001122.

It is not an unprimeable number, because it can be changed into a prime (2211000111217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276375013898 + ... + 276375013905.

It is an arithmetic number, because the mean of its divisors is an integer number (644875032438).

Almost surely, 2^{2211000111212} is an apocalyptic number.

It is an amenable number.

2211000111212 is a deficient number, since it is larger than the sum of its proper divisors (1658250083416).

2211000111212 is a wasteful number, since it uses less digits than its factorization.

2211000111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552750027807 (or 552750027805 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2211000111212 its reverse (2121110001122), we get a palindrome (4332110112334).

The spelling of 2211000111212 in words is "two trillion, two hundred eleven billion, one hundred eleven thousand, two hundred twelve".