10111220223 has 8 divisors (see below), whose sum is σ = 14518675248. Its totient is φ = 6222289344.

The previous prime is 10111220219. The next prime is 10111220239. The reversal of 10111220223 is 32202211101.

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

It is not a de Polignac number, because 10111220223 - 2² = 10111220219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111220723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129630990 + ... + 129631067.

It is an arithmetic number, because the mean of its divisors is an integer number (1814834406).

Almost surely, 2^10111220223 is an apocalyptic number.

10111220223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10111220223 is a deficient number, since it is larger than the sum of its proper divisors (4407455025).

10111220223 is a wasteful number, since it uses less digits than its factorization.

10111220223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259262073.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10111220223 its reverse (32202211101), we get a palindrome (42313431324).

The spelling of 10111220223 in words is "ten billion, one hundred eleven million, two hundred twenty thousand, two hundred twenty-three".