22022011011021 has 128 divisors (see below), whose sum is σ = 36614524649472. Its totient is φ = 11486333952000.

The previous prime is 22022011010959. The next prime is 22022011011023. The reversal of 22022011011021 is 12011011022022.

It is not a de Polignac number, because 22022011011021 - 2¹⁰ = 22022011009997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022011011023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1828609026 + ... + 1828621068.

It is an arithmetic number, because the mean of its divisors is an integer number (286050973824).

Almost surely, 2^{22022011011021} is an apocalyptic number.

22022011011021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22022011011021 is a deficient number, since it is larger than the sum of its proper divisors (14592513638451).

22022011011021 is a wasteful number, since it uses less digits than its factorization.

22022011011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12843.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22022011011021 its reverse (12011011022022), we get a palindrome (34033022033043).

The spelling of 22022011011021 in words is "twenty-two trillion, twenty-two billion, eleven million, eleven thousand, twenty-one".