112223043021 has 16 divisors (see below), whose sum is σ = 151102430336. Its totient is φ = 74079691776.

The previous prime is 112223043019. The next prime is 112223043047. The reversal of 112223043021 is 120340322211.

It is not a de Polignac number, because 112223043021 - 2¹ = 112223043019 is a prime.

It is a super-2 number, since 2×112223043021² (a number of 23 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 (112223043011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3156681 + ... + 3192033.

It is an arithmetic number, because the mean of its divisors is an integer number (9443901896).

Almost surely, 2^112223043021 is an apocalyptic number.

It is an amenable number.

112223043021 is a deficient number, since it is larger than the sum of its proper divisors (38879387315).

112223043021 is a wasteful number, since it uses less digits than its factorization.

112223043021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45732.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 112223043021 its reverse (120340322211), we get a palindrome (232563365232).

The spelling of 112223043021 in words is "one hundred twelve billion, two hundred twenty-three million, forty-three thousand, twenty-one".