213133232010 has 64 divisors (see below), whose sum is σ = 520144208640. Its totient is φ = 55878113280.

The previous prime is 213133231991. The next prime is 213133232021. The reversal of 213133232010 is 10232331312.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4133971 + ... + 4185209.

It is an arithmetic number, because the mean of its divisors is an integer number (8127253260).

Almost surely, 2^213133232010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213133232010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260072104320).

213133232010 is an abundant number, since it is smaller than the sum of its proper divisors (307010976630).

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

213133232010 is a wasteful number, since it uses less digits than its factorization.

213133232010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53583.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 213133232010 its reverse (10232331312), we get a palindrome (223365563322).

The spelling of 213133232010 in words is "two hundred thirteen billion, one hundred thirty-three million, two hundred thirty-two thousand, ten".