22210220112121 has 8 divisors (see below), whose sum is σ = 22515416221824. Its totient is φ = 21905049584160.

The previous prime is 22210220112107. The next prime is 22210220112173. The reversal of 22210220112121 is 12121102201222.

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-22210220112121 is a prime.

It is a super-2 number, since 2×22210220112121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22210220112181) 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 7 ways as a sum of consecutive naturals, for example, 4643821 + ... + 8123146.

It is an arithmetic number, because the mean of its divisors is an integer number (2814427027728).

Almost surely, 2^{22210220112121} is an apocalyptic number.

It is an amenable number.

22210220112121 is a deficient number, since it is larger than the sum of its proper divisors (305196109703).

22210220112121 is a wasteful number, since it uses less digits than its factorization.

22210220112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12790871.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22210220112121 its reverse (12121102201222), we get a palindrome (34331322313343).

The spelling of 22210220112121 in words is "twenty-two trillion, two hundred ten billion, two hundred twenty million, one hundred twelve thousand, one hundred twenty-one".