111230120302203 has 32 divisors (see below), whose sum is σ = 175141841152000. Its totient is φ = 62755510866048.

The previous prime is 111230120302187. The next prime is 111230120302271. The reversal of 111230120302203 is 302203021032111.

It is not a de Polignac number, because 111230120302203 - 2⁴ = 111230120302187 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111230120302203.

It is not an unprimeable number, because it can be changed into a prime (111230120302603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 684066526 + ... + 684229107.

It is an arithmetic number, because the mean of its divisors is an integer number (5473182536000).

Almost surely, 2^{111230120302203} is an apocalyptic number.

111230120302203 is a deficient number, since it is larger than the sum of its proper divisors (63911720849797).

111230120302203 is an equidigital number, since it uses as much as digits as its factorization.

111230120302203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368295736 (or 1368295722 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111230120302203 its reverse (302203021032111), we get a palindrome (413433141334314).

The spelling of 111230120302203 in words is "one hundred eleven trillion, two hundred thirty billion, one hundred twenty million, three hundred two thousand, two hundred three".