210332342133121 has 16 divisors (see below), whose sum is σ = 239836516620624. Its totient is φ = 182731756990464.

The previous prime is 210332342133119. The next prime is 210332342133157. The reversal of 210332342133121 is 121331243233012.

It can be written as a sum of positive squares in 8 ways, for example, as 8867674002496 + 201464668130625 = 2977864^2 + 14193825^2 .

It is not a de Polignac number, because 210332342133121 - 2¹ = 210332342133119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210332342133421) 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, 136424265 + ... + 137957401.

It is an arithmetic number, because the mean of its divisors is an integer number (14989782288789).

Almost surely, 2^{210332342133121} is an apocalyptic number.

It is an amenable number.

210332342133121 is a deficient number, since it is larger than the sum of its proper divisors (29504174487503).

210332342133121 is a wasteful number, since it uses less digits than its factorization.

210332342133121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2153940.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 210332342133121 its reverse (121331243233012), we get a palindrome (331663585366133).

The spelling of 210332342133121 in words is "two hundred ten trillion, three hundred thirty-two billion, three hundred forty-two million, one hundred thirty-three thousand, one hundred twenty-one".