2211312433412 has 24 divisors (see below), whose sum is σ = 4079678176896. Its totient is φ = 1046681273088.

The previous prime is 2211312433391. The next prime is 2211312433441. The reversal of 2211312433412 is 2143342131122.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123888008 + ... + 123905855.

It is an arithmetic number, because the mean of its divisors is an integer number (169986590704).

Almost surely, 2^{2211312433412} is an apocalyptic number.

It is an amenable number.

2211312433412 is a deficient number, since it is larger than the sum of its proper divisors (1868365743484).

2211312433412 is a wasteful number, since it uses less digits than its factorization.

2211312433412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247793987 (or 247793985 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

Adding to 2211312433412 its reverse (2143342131122), we get a palindrome (4354654564534).

The spelling of 2211312433412 in words is "two trillion, two hundred eleven billion, three hundred twelve million, four hundred thirty-three thousand, four hundred twelve".