213020322010 has 32 divisors (see below), whose sum is σ = 393191466192. Its totient is φ = 83044638720.

The previous prime is 213020322001. The next prime is 213020322041. The reversal of 213020322010 is 10223020312.

It can be written as a sum of positive squares in 8 ways, for example, as 22150071241 + 190870250769 = 148829^2 + 436887^2 .

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, 134674 + ... + 666466.

Almost surely, 2^213020322010 is an apocalyptic number.

213020322010 is a deficient number, since it is larger than the sum of its proper divisors (180171144182).

213020322010 is a wasteful number, since it uses less digits than its factorization.

213020322010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532818.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 213020322010 its reverse (10223020312), we get a palindrome (223243342322).

The spelling of 213020322010 in words is "two hundred thirteen billion, twenty million, three hundred twenty-two thousand, ten".