213683520370 has 16 divisors (see below), whose sum is σ = 384703292160. Its totient is φ = 85457195824.

The previous prime is 213683520329. The next prime is 213683520377. The reversal of 213683520370 is 73025386312.

It is not an unprimeable number, because it can be changed into a prime (213683520377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1971112 + ... + 2076691.

It is an arithmetic number, because the mean of its divisors is an integer number (24043955760).

Almost surely, 2^213683520370 is an apocalyptic number.

213683520370 is a deficient number, since it is larger than the sum of its proper divisors (171019771790).

213683520370 is a wasteful number, since it uses less digits than its factorization.

213683520370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4053089.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 213683520370 in words is "two hundred thirteen billion, six hundred eighty-three million, five hundred twenty thousand, three hundred seventy".