22200102220121 has 8 divisors (see below), whose sum is σ = 25371638624640. Its totient is φ = 19028589123168.

The previous prime is 22200102220057. The next prime is 22200102220129. The reversal of 22200102220121 is 12102220100222.

It is a happy number.

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 22200102220121 - 2⁶ = 22200102220057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22200102220121.

It is not an unprimeable number, because it can be changed into a prime (22200102220129) 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, 3735821 + ... + 7639146.

It is an arithmetic number, because the mean of its divisors is an integer number (3171454828080).

Almost surely, 2^{22200102220121} is an apocalyptic number.

It is an amenable number.

22200102220121 is a deficient number, since it is larger than the sum of its proper divisors (3171536404519).

22200102220121 is a wasteful number, since it uses less digits than its factorization.

22200102220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11653783.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22200102220121 its reverse (12102220100222), we get a palindrome (34302322320343).

The spelling of 22200102220121 in words is "twenty-two trillion, two hundred billion, one hundred two million, two hundred twenty thousand, one hundred twenty-one".