22101011022121 has 8 divisors (see below), whose sum is σ = 22863295414080. Its totient is φ = 21338738667792.

The previous prime is 22101011022067. The next prime is 22101011022143. The reversal of 22101011022121 is 12122011010122.

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 22101011022121 - 2²⁹ = 22100474151209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22101011022095 and 22101011022104.

It is not an unprimeable number, because it can be changed into a prime (22101011022821) 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, 807996 + ... + 6697378.

It is an arithmetic number, because the mean of its divisors is an integer number (2857911926760).

Almost surely, 2^{22101011022121} is an apocalyptic number.

It is an amenable number.

22101011022121 is a deficient number, since it is larger than the sum of its proper divisors (762284391959).

22101011022121 is a wasteful number, since it uses less digits than its factorization.

22101011022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6018815.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22101011022121 its reverse (12122011010122), we get a palindrome (34223022032243).

The spelling of 22101011022121 in words is "twenty-two trillion, one hundred one billion, eleven million, twenty-two thousand, one hundred twenty-one".