112220022021 has 16 divisors (see below), whose sum is σ = 153075189504. Its totient is φ = 73094621184.

The previous prime is 112220022001. The next prime is 112220022049. The reversal of 112220022021 is 120220022211.

It is not a de Polignac number, because 112220022021 - 2⁶ = 112220021957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112220022001) 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, 608320 + ... + 771033.

It is an arithmetic number, because the mean of its divisors is an integer number (9567199344).

Almost surely, 2^112220022021 is an apocalyptic number.

It is an amenable number.

112220022021 is a deficient number, since it is larger than the sum of its proper divisors (40855167483).

112220022021 is a wasteful number, since it uses less digits than its factorization.

112220022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379980.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 112220022021 its reverse (120220022211), we get a palindrome (232440044232).

The spelling of 112220022021 in words is "one hundred twelve billion, two hundred twenty million, twenty-two thousand, twenty-one".