22022211011021 has 8 divisors (see below), whose sum is σ = 23820704017824. Its totient is φ = 20238643257840.

The previous prime is 22022211010997. The next prime is 22022211011039. The reversal of 22022211011021 is 12011011222022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22022211011021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022211011921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3731310335 + ... + 3731316236.

It is an arithmetic number, because the mean of its divisors is an integer number (2977588002228).

Almost surely, 2^{22022211011021} is an apocalyptic number.

It is an amenable number.

22022211011021 is a deficient number, since it is larger than the sum of its proper divisors (1798493006803).

22022211011021 is a wasteful number, since it uses less digits than its factorization.

22022211011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7462626811.

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

Adding to 22022211011021 its reverse (12011011222022), we get a palindrome (34033222233043).

The spelling of 22022211011021 in words is "twenty-two trillion, twenty-two billion, two hundred eleven million, eleven thousand, twenty-one".