223103211011 has 4 divisors (see below), whose sum is σ = 223106467800. Its totient is φ = 223099954224.

The previous prime is 223103210929. The next prime is 223103211013. The reversal of 223103211011 is 110112301322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223103211011 is a prime.

It is a super-3 number, since 3×223103211011³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223103211013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1523381 + ... + 1663398.

It is an arithmetic number, because the mean of its divisors is an integer number (55776616950).

Almost surely, 2^223103211011 is an apocalyptic number.

223103211011 is a deficient number, since it is larger than the sum of its proper divisors (3256789).

223103211011 is an equidigital number, since it uses as much as digits as its factorization.

223103211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3256788.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 223103211011 its reverse (110112301322), we get a palindrome (333215512333).

The spelling of 223103211011 in words is "two hundred twenty-three billion, one hundred three million, two hundred eleven thousand, eleven".