102222202121121 has 8 divisors (see below), whose sum is σ = 136297648026400. Its totient is φ = 68147445481632.

The previous prime is 102222202121041. The next prime is 102222202121177. The reversal of 102222202121121 is 121121202222201.

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

It is not a de Polignac number, because 102222202121121 - 2¹¹ = 102222202119073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102222202121021) 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, 171970300 + ... + 172563693.

It is an arithmetic number, because the mean of its divisors is an integer number (17037206003300).

Almost surely, 2^{102222202121121} is an apocalyptic number.

It is an amenable number.

102222202121121 is a deficient number, since it is larger than the sum of its proper divisors (34075445905279).

102222202121121 is an equidigital number, since it uses as much as digits as its factorization.

102222202121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344632895.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 102222202121121 its reverse (121121202222201), we get a palindrome (223343404343322).

The spelling of 102222202121121 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred two million, one hundred twenty-one thousand, one hundred twenty-one".