213022020310 has 32 divisors (see below), whose sum is σ = 436484650752. Its totient is φ = 74094614880.

The previous prime is 213022020257. The next prime is 213022020347. The reversal of 213022020310 is 13020220312.

It is a super-2 number, since 2×213022020310² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 42096684 + ... + 42101743.

It is an arithmetic number, because the mean of its divisors is an integer number (13640145336).

Almost surely, 2^213022020310 is an apocalyptic number.

213022020310 is an abundant number, since it is smaller than the sum of its proper divisors (223462630442).

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

213022020310 is a wasteful number, since it uses less digits than its factorization.

213022020310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84198468.

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

Adding to 213022020310 its reverse (13020220312), we get a palindrome (226042240622).

The spelling of 213022020310 in words is "two hundred thirteen billion, twenty-two million, twenty thousand, three hundred ten".