3213140322 has 64 divisors (see below), whose sum is σ = 7448361984. Its totient is φ = 905083200.

The previous prime is 3213140321. The next prime is 3213140327. The reversal of 3213140322 is 2230413123.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (3213140321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3056697 + ... + 3057747.

It is an arithmetic number, because the mean of its divisors is an integer number (116380656).

Almost surely, 2^3213140322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3213140322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3724180992).

3213140322 is an abundant number, since it is smaller than the sum of its proper divisors (4235221662).

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

3213140322 is a wasteful number, since it uses less digits than its factorization.

3213140322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2023.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3213140322 is about 56684.5686408567. The cubic root of 3213140322 is about 1475.6269014964.

Adding to 3213140322 its reverse (2230413123), we get a palindrome (5443553445).

The spelling of 3213140322 in words is "three billion, two hundred thirteen million, one hundred forty thousand, three hundred twenty-two".