213013010 has 32 divisors (see below), whose sum is σ = 445633920. Its totient is φ = 71793792.

The previous prime is 213012991. The next prime is 213013049. The reversal of 213013010 is 10310312.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 213012982 and 213013000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21659 + ... + 29918.

It is an arithmetic number, because the mean of its divisors is an integer number (13926060).

Almost surely, 2^213013010 is an apocalyptic number.

213013010 is an abundant number, since it is smaller than the sum of its proper divisors (232620910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213013010 is a wasteful number, since it uses less digits than its factorization.

213013010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51650.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 213013010 is about 14594.9652277763. The cubic root of 213013010 is about 597.2214208783.

Adding to 213013010 its reverse (10310312), we get a palindrome (223323322).

The spelling of 213013010 in words is "two hundred thirteen million, thirteen thousand, ten".