213113223103 has 8 divisors (see below), whose sum is σ = 232491679056. Its totient is φ = 193735521600.

The previous prime is 213113223091. The next prime is 213113223119. The reversal of 213113223103 is 301322311312.

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 213113223103 - 2³³ = 204523288511 is a prime.

It is a super-2 number, since 2×213113223103² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213113223703) 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, 516723 + ... + 832603.

It is an arithmetic number, because the mean of its divisors is an integer number (29061459882).

Almost surely, 2^213113223103 is an apocalyptic number.

213113223103 is a deficient number, since it is larger than the sum of its proper divisors (19378455953).

213113223103 is a wasteful number, since it uses less digits than its factorization.

213113223103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377225.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 213113223103 its reverse (301322311312), we get a palindrome (514435534415).

The spelling of 213113223103 in words is "two hundred thirteen billion, one hundred thirteen million, two hundred twenty-three thousand, one hundred three".