213130882906 has 8 divisors (see below), whose sum is σ = 319773688884. Its totient is φ = 106539653280.

The previous prime is 213130882873. The next prime is 213130882907. The reversal of 213130882906 is 609288031312.

It can be written as a sum of positive squares in 2 ways, for example, as 212663934025 + 466948881 = 461155^2 + 21609^2 .

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

It is not an unprimeable number, because it can be changed into a prime (213130882907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12883755 + ... + 12900286.

Almost surely, 2^213130882906 is an apocalyptic number.

213130882906 is a deficient number, since it is larger than the sum of its proper divisors (106642805978).

213130882906 is a wasteful number, since it uses less digits than its factorization.

213130882906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25788176.

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 213130882906 in words is "two hundred thirteen billion, one hundred thirty million, eight hundred eighty-two thousand, nine hundred six".