22112301111021 has 20 divisors (see below), whose sum is σ = 36034861071264. Its totient is φ = 13401394612200.

The previous prime is 22112301111001. The next prime is 22112301111029. The reversal of 22112301111021 is 12011110321122.

It is a happy number.

22112301111021 is a `hidden beast` number, since 221 + 1 + 230 + 111 + 102 + 1 = 666.

It is not a de Polignac number, because 22112301111021 - 2¹⁵ = 22112301078253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22112301110985 and 22112301111003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112301111029) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12408697825 + ... + 12408699606.

Almost surely, 2^{22112301111021} is an apocalyptic number.

It is an amenable number.

22112301111021 is a deficient number, since it is larger than the sum of its proper divisors (13922559960243).

22112301111021 is a wasteful number, since it uses less digits than its factorization.

22112301111021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24817397454 (or 24817397445 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 22112301111021 its reverse (12011110321122), we get a palindrome (34123411432143).

The spelling of 22112301111021 in words is "twenty-two trillion, one hundred twelve billion, three hundred one million, one hundred eleven thousand, twenty-one".