22010112021 has 8 divisors (see below), whose sum is σ = 29352201984. Its totient is φ = 14670715040.

The previous prime is 22010111999. The next prime is 22010112023. The reversal of 22010112021 is 12021101022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22010112021 - 2¹⁵ = 22010079253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22010111988 and 22010112006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010112023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 654096 + ... + 686921.

It is an arithmetic number, because the mean of its divisors is an integer number (3669025248).

Almost surely, 2^22010112021 is an apocalyptic number.

It is an amenable number.

22010112021 is a deficient number, since it is larger than the sum of its proper divisors (7342089963).

22010112021 is a wasteful number, since it uses less digits than its factorization.

22010112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346491.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22010112021 its reverse (12021101022), we get a palindrome (34031213043).

The spelling of 22010112021 in words is "twenty-two billion, ten million, one hundred twelve thousand, twenty-one".