22112021020112 has 10 divisors (see below), whose sum is σ = 42842040726498. Its totient is φ = 11056010510048.

The previous prime is 22112021020043. The next prime is 22112021020123. The reversal of 22112021020112 is 21102012021122.

It can be written as a sum of positive squares in only one way, i.e., 15597254840896 + 6514766179216 = 3949336^2 + 2552404^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691000656863 + ... + 691000656894.

Almost surely, 2^{22112021020112} is an apocalyptic number.

It is an amenable number.

22112021020112 is a deficient number, since it is larger than the sum of its proper divisors (20730019706386).

22112021020112 is a wasteful number, since it uses less digits than its factorization.

22112021020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382001313765 (or 1382001313759 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22112021020112 its reverse (21102012021122), we get a palindrome (43214033041234).

The spelling of 22112021020112 in words is "twenty-two trillion, one hundred twelve billion, twenty-one million, twenty thousand, one hundred twelve".