112021111220203 has 4 divisors (see below), whose sum is σ = 114753333445128. Its totient is φ = 109288888995280.

The previous prime is 112021111220177. The next prime is 112021111220219. The reversal of 112021111220203 is 302022111120211.

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 112021111220203 - 2¹⁷ = 112021111089131 is a prime.

It is a super-2 number, since 2×112021111220203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112021111220003) 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, 1366111112401 + ... + 1366111112482.

It is an arithmetic number, because the mean of its divisors is an integer number (28688333361282).

Almost surely, 2^{112021111220203} is an apocalyptic number.

112021111220203 is a deficient number, since it is larger than the sum of its proper divisors (2732222224925).

112021111220203 is an equidigital number, since it uses as much as digits as its factorization.

112021111220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2732222224924.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 112021111220203 its reverse (302022111120211), we get a palindrome (414043222340414).

The spelling of 112021111220203 in words is "one hundred twelve trillion, twenty-one billion, one hundred eleven million, two hundred twenty thousand, two hundred three".