2212232305311 has 12 divisors (see below), whose sum is σ = 3651939043792. Its totient is φ = 1264132745856.

The previous prime is 2212232305303. The next prime is 2212232305321. The reversal of 2212232305311 is 1135032322122.

2212232305311 is a `hidden beast` number, since 2 + 2 + 1 + 22 + 323 + 0 + 5 + 311 = 666.

It is not a de Polignac number, because 2212232305311 - 2³ = 2212232305303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212232305321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17557399186 + ... + 17557399311.

Almost surely, 2^{2212232305311} is an apocalyptic number.

2212232305311 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2212232305311 is a deficient number, since it is larger than the sum of its proper divisors (1439706738481).

2212232305311 is a wasteful number, since it uses less digits than its factorization.

2212232305311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35114798510 (or 35114798507 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 2212232305311 its reverse (1135032322122), we get a palindrome (3347264627433).

The spelling of 2212232305311 in words is "two trillion, two hundred twelve billion, two hundred thirty-two million, three hundred five thousand, three hundred eleven".