111221201002303 has 8 divisors (see below), whose sum is σ = 127110668204160. Its totient is φ = 95331914850840.

The previous prime is 111221201002271. The next prime is 111221201002309. The reversal of 111221201002303 is 303200102122111.

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 111221201002303 - 2⁵ = 111221201002271 is a prime.

It is a super-2 number, since 2×111221201002303² (a number of 29 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 (111221201002309) 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, 43943653 + ... + 46405678.

It is an arithmetic number, because the mean of its divisors is an integer number (15888833525520).

Almost surely, 2^{111221201002303} is an apocalyptic number.

111221201002303 is a deficient number, since it is larger than the sum of its proper divisors (15889467201857).

111221201002303 is an equidigital number, since it uses as much as digits as its factorization.

111221201002303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90525197.

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

Adding to 111221201002303 its reverse (303200102122111), we get a palindrome (414421303124414).

The spelling of 111221201002303 in words is "one hundred eleven trillion, two hundred twenty-one billion, two hundred one million, two thousand, three hundred three".