111322212203 has 4 divisors (see below), whose sum is σ = 112847174088. Its totient is φ = 109797250320.

The previous prime is 111322212161. The next prime is 111322212343. The reversal of 111322212203 is 302212223111.

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

It is a cyclic number.

It is not a de Polignac number, because 111322212203 - 2¹⁸ = 111321950059 is a prime.

It is a super-2 number, since 2×111322212203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111322217203) 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, 762480833 + ... + 762480978.

It is an arithmetic number, because the mean of its divisors is an integer number (28211793522).

Almost surely, 2^111322212203 is an apocalyptic number.

111322212203 is a deficient number, since it is larger than the sum of its proper divisors (1524961885).

111322212203 is an equidigital number, since it uses as much as digits as its factorization.

111322212203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524961884.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 111322212203 its reverse (302212223111), we get a palindrome (413534435314).

The spelling of 111322212203 in words is "one hundred eleven billion, three hundred twenty-two million, two hundred twelve thousand, two hundred three".