213122010323 has 8 divisors (see below), whose sum is σ = 215128906992. Its totient is φ = 211115393536.

The previous prime is 213122010253. The next prime is 213122010341. The reversal of 213122010323 is 323010221312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213122010323 - 2¹⁰ = 213122009299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213122010295 and 213122010304.

It is not an unprimeable number, because it can be changed into a prime (213122010223) 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, 1660511 + ... + 1784247.

It is an arithmetic number, because the mean of its divisors is an integer number (26891113374).

Almost surely, 2^213122010323 is an apocalyptic number.

213122010323 is a deficient number, since it is larger than the sum of its proper divisors (2006896669).

213122010323 is a wasteful number, since it uses less digits than its factorization.

213122010323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139941.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 213122010323 its reverse (323010221312), we get a palindrome (536132231635).

The spelling of 213122010323 in words is "two hundred thirteen billion, one hundred twenty-two million, ten thousand, three hundred twenty-three".