213403322 has 16 divisors (see below), whose sum is σ = 349438752. Its totient is φ = 96936720.

The previous prime is 213403321. The next prime is 213403357. The reversal of 213403322 is 223304312.

213403322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 213403294 and 213403303.

It is not an unprimeable number, because it can be changed into a prime (213403321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49568 + ... + 53700.

It is an arithmetic number, because the mean of its divisors is an integer number (21839922).

Almost surely, 2^213403322 is an apocalyptic number.

213403322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213403322 is a deficient number, since it is larger than the sum of its proper divisors (136035430).

213403322 is a wasteful number, since it uses less digits than its factorization.

213403322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6493.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 213403322 is about 14608.3305685489. The cubic root of 213403322 is about 597.5859689680.

Adding to 213403322 its reverse (223304312), we get a palindrome (436707634).

The spelling of 213403322 in words is "two hundred thirteen million, four hundred three thousand, three hundred twenty-two".