2111213322133 has 16 divisors (see below), whose sum is σ = 2367408608640. Its totient is φ = 1872264278016.

The previous prime is 2111213322083. The next prime is 2111213322139. The reversal of 2111213322133 is 3312233121112.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2111213322133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2111213322098 and 2111213322107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111213322139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40268748 + ... + 40321141.

It is an arithmetic number, because the mean of its divisors is an integer number (147963038040).

Almost surely, 2^{2111213322133} is an apocalyptic number.

2111213322133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2111213322133 is a deficient number, since it is larger than the sum of its proper divisors (256195286507).

2111213322133 is a wasteful number, since it uses less digits than its factorization.

2111213322133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80589996.

The product of its digits is 1296, while the sum is 25.

Adding to 2111213322133 its reverse (3312233121112), we get a palindrome (5423446443245).

The spelling of 2111213322133 in words is "two trillion, one hundred eleven billion, two hundred thirteen million, three hundred twenty-two thousand, one hundred thirty-three".