2111210131133 has 8 divisors (see below), whose sum is σ = 2120045072376. Its totient is φ = 2102375808000.

The previous prime is 2111210131123. The next prime is 2111210131157. The reversal of 2111210131133 is 3311310121112.

It can be written as a sum of positive squares in 4 ways, for example, as 1287230931844 + 823979199289 = 1134562^2 + 907733^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111210131133 - 2²⁴ = 2111193353917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111210131103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7477235 + ... + 7754447.

It is an arithmetic number, because the mean of its divisors is an integer number (265005634047).

Almost surely, 2^{2111210131133} is an apocalyptic number.

It is an amenable number.

2111210131133 is a deficient number, since it is larger than the sum of its proper divisors (8834941243).

2111210131133 is a wasteful number, since it uses less digits than its factorization.

2111210131133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309055.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 2111210131133 its reverse (3311310121112), we get a palindrome (5422520252245).

The spelling of 2111210131133 in words is "two trillion, one hundred eleven billion, two hundred ten million, one hundred thirty-one thousand, one hundred thirty-three".