102222212210121 has 8 divisors (see below), whose sum is σ = 136655903747680. Its totient is φ = 67968331072992.

The previous prime is 102222212210113. The next prime is 102222212210149. The reversal of 102222212210121 is 121012212222201.

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

It is not a de Polignac number, because 102222212210121 - 2³ = 102222212210113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102222212210161) 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, 44952598780 + ... + 44952601053.

It is an arithmetic number, because the mean of its divisors is an integer number (17081987968460).

Almost surely, 2^{102222212210121} is an apocalyptic number.

It is an amenable number.

102222212210121 is a deficient number, since it is larger than the sum of its proper divisors (34433691537559).

102222212210121 is an equidigital number, since it uses as much as digits as its factorization.

102222212210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89905200215.

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

Adding to 102222212210121 its reverse (121012212222201), we get a palindrome (223234424432322).

The spelling of 102222212210121 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred twelve million, two hundred ten thousand, one hundred twenty-one".