112233012021 has 112 divisors (see below), whose sum is σ = 186522321216. Its totient is φ = 67063707648.

The previous prime is 112233011983. The next prime is 112233012029. The reversal of 112233012021 is 120210332211.

It is not a de Polignac number, because 112233012021 - 2⁹ = 112233011509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112233011985 and 112233012003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112233012029) by changing a digit.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 78648910 + ... + 78650336.

It is an arithmetic number, because the mean of its divisors is an integer number (1665377868).

Almost surely, 2^112233012021 is an apocalyptic number.

It is an amenable number.

112233012021 is a deficient number, since it is larger than the sum of its proper divisors (74289309195).

112233012021 is a wasteful number, since it uses less digits than its factorization.

112233012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694 (or 1679 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 112233012021 its reverse (120210332211), we get a palindrome (232443344232).

The spelling of 112233012021 in words is "one hundred twelve billion, two hundred thirty-three million, twelve thousand, twenty-one".