2112011343321 has 48 divisors (see below), whose sum is σ = 3143184463104. Its totient is φ = 1260221292000.

The previous prime is 2112011343319. The next prime is 2112011343371. The reversal of 2112011343321 is 1233431102112.

It is not a de Polignac number, because 2112011343321 - 2¹ = 2112011343319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2112011343291 and 2112011343300.

It is not an unprimeable number, because it can be changed into a prime (2112011343371) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46941366 + ... + 46986336.

It is an arithmetic number, because the mean of its divisors is an integer number (65483009648).

Almost surely, 2^{2112011343321} is an apocalyptic number.

It is an amenable number.

2112011343321 is a deficient number, since it is larger than the sum of its proper divisors (1031173119783).

2112011343321 is a wasteful number, since it uses less digits than its factorization.

2112011343321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46994 (or 46983 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 2112011343321 its reverse (1233431102112), we get a palindrome (3345442445433).

The spelling of 2112011343321 in words is "two trillion, one hundred twelve billion, eleven million, three hundred forty-three thousand, three hundred twenty-one".