213323106 has 32 divisors (see below), whose sum is σ = 452858688. Its totient is φ = 66759680.

The previous prime is 213323069. The next prime is 213323141. The reversal of 213323106 is 601323312.

213323106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42826 + ... + 47546.

It is an arithmetic number, because the mean of its divisors is an integer number (14151834).

Almost surely, 2^213323106 is an apocalyptic number.

213323106 is an abundant number, since it is smaller than the sum of its proper divisors (239535582).

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

213323106 is a wasteful number, since it uses less digits than its factorization.

213323106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5186.

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

The square root of 213323106 is about 14605.5847537851. The cubic root of 213323106 is about 597.5110842175.

Adding to 213323106 its reverse (601323312), we get a palindrome (814646418).

The spelling of 213323106 in words is "two hundred thirteen million, three hundred twenty-three thousand, one hundred six".