22102211011021 has 8 divisors (see below), whose sum is σ = 22194945325440. Its totient is φ = 22009478834112.

The previous prime is 22102211010931. The next prime is 22102211011037. The reversal of 22102211011021 is 12011011220122.

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-22102211011021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22102211010986 and 22102211011004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22102211011121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22216566 + ... + 23190088.

It is an arithmetic number, because the mean of its divisors is an integer number (2774368165680).

Almost surely, 2^{22102211011021} is an apocalyptic number.

It is an amenable number.

22102211011021 is a deficient number, since it is larger than the sum of its proper divisors (92734314419).

22102211011021 is an equidigital number, since it uses as much as digits as its factorization.

22102211011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068755.

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

Adding to 22102211011021 its reverse (12011011220122), we get a palindrome (34113222231143).

The spelling of 22102211011021 in words is "twenty-two trillion, one hundred two billion, two hundred eleven million, eleven thousand, twenty-one".