213242342233210 has 32 divisors (see below), whose sum is σ = 384524554669200. Its totient is φ = 85144108912128.

The previous prime is 213242342233187. The next prime is 213242342233253. The reversal of 213242342233210 is 12332243242312.

It is a happy number.

213242342233210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 29217408627969 + 184024933605241 = 5405313^2 + 13565579^2 .

It is a super-2 number, since 2×213242342233210² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4021216 + ... + 21039364.

Almost surely, 2^{213242342233210} is an apocalyptic number.

213242342233210 is a deficient number, since it is larger than the sum of its proper divisors (171282212435990).

213242342233210 is a wasteful number, since it uses less digits than its factorization.

213242342233210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17020402.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 213242342233210 its reverse (12332243242312), we get a palindrome (225574585475522).

The spelling of 213242342233210 in words is "two hundred thirteen trillion, two hundred forty-two billion, three hundred forty-two million, two hundred thirty-three thousand, two hundred ten".