2121310010133 has 6 divisors (see below), whose sum is σ = 3064114459094. Its totient is φ = 1414206673416.

The previous prime is 2121310010117. The next prime is 2121310010137. The reversal of 2121310010133 is 3310100131212.

2121310010133 is a `hidden beast` number, since 212 + 1 + 310 + 0 + 10 + 133 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1563395128164 + 557914881969 = 1250358^2 + 746937^2 .

It is not a de Polignac number, because 2121310010133 - 2⁴ = 2121310010117 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 (2121310010137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117850556110 + ... + 117850556127.

Almost surely, 2^{2121310010133} is an apocalyptic number.

It is an amenable number.

2121310010133 is a deficient number, since it is larger than the sum of its proper divisors (942804448961).

2121310010133 is a wasteful number, since it uses less digits than its factorization.

2121310010133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235701112243 (or 235701112240 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 2121310010133 its reverse (3310100131212), we get a palindrome (5431410141345).

The spelling of 2121310010133 in words is "two trillion, one hundred twenty-one billion, three hundred ten million, ten thousand, one hundred thirty-three".