213033443322 has 128 divisors (see below), whose sum is σ = 503038771200. Its totient is φ = 58880908800.

The previous prime is 213033443317. The next prime is 213033443327. The reversal of 213033443322 is 223344330312.

It is an interprime number because it is at equal distance from previous prime (213033443317) and next prime (213033443327).

It is a self number, because there is not a number n which added to its sum of digits gives 213033443322.

It is not an unprimeable number, because it can be changed into a prime (213033443327) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 124653004 + ... + 124654712.

It is an arithmetic number, because the mean of its divisors is an integer number (3929990400).

Almost surely, 2^213033443322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213033443322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251519385600).

213033443322 is an abundant number, since it is smaller than the sum of its proper divisors (290005327878).

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

213033443322 is a wasteful number, since it uses less digits than its factorization.

213033443322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 213033443322 its reverse (223344330312), we get a palindrome (436377773634).

The spelling of 213033443322 in words is "two hundred thirteen billion, thirty-three million, four hundred forty-three thousand, three hundred twenty-two".