213302221111 has 8 divisors (see below), whose sum is σ = 243776766464. Its totient is φ = 182828375640.

The previous prime is 213302221057. The next prime is 213302221123. The reversal of 213302221111 is 111122203312.

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 213302221111 - 2⁷ = 213302220983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213302221151) 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, 1048006 + ... + 1234876.

It is an arithmetic number, because the mean of its divisors is an integer number (30472095808).

Almost surely, 2^213302221111 is an apocalyptic number.

213302221111 is a deficient number, since it is larger than the sum of its proper divisors (30474545353).

213302221111 is a wasteful number, since it uses less digits than its factorization.

213302221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349941.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 213302221111 its reverse (111122203312), we get a palindrome (324424424423).

The spelling of 213302221111 in words is "two hundred thirteen billion, three hundred two million, two hundred twenty-one thousand, one hundred eleven".