22202212111121 has 8 divisors (see below), whose sum is σ = 25374669874944. Its totient is φ = 19029932641440.

The previous prime is 22202212111063. The next prime is 22202212111141. The reversal of 22202212111121 is 12111121220222.

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

It is not a de Polignac number, because 22202212111121 - 2⁴² = 17804165600017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22202212111093 and 22202212111102.

It is not an unprimeable number, because it can be changed into a prime (22202212111141) 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, 44306585 + ... + 44804886.

It is an arithmetic number, because the mean of its divisors is an integer number (3171833734368).

Almost surely, 2^{22202212111121} is an apocalyptic number.

It is an amenable number.

22202212111121 is a deficient number, since it is larger than the sum of its proper divisors (3172457763823).

22202212111121 is an equidigital number, since it uses as much as digits as its factorization.

22202212111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89147071.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 22202212111121 its reverse (12111121220222), we get a palindrome (34313333331343).

The spelling of 22202212111121 in words is "twenty-two trillion, two hundred two billion, two hundred twelve million, one hundred eleven thousand, one hundred twenty-one".