102222101121 has 12 divisors (see below), whose sum is σ = 158548565232. Its totient is φ = 58412629128.

The previous prime is 102222101099. The next prime is 102222101143. The reversal of 102222101121 is 121101222201.

It is an interprime number because it is at equal distance from previous prime (102222101099) and next prime (102222101143).

It is not a de Polignac number, because 102222101121 - 2²⁷ = 102087883393 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 102222101121.

It is not an unprimeable number, because it can be changed into a prime (102222101521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 347694075 + ... + 347694368.

It is an arithmetic number, because the mean of its divisors is an integer number (13212380436).

Almost surely, 2^102222101121 is an apocalyptic number.

It is an amenable number.

102222101121 is a deficient number, since it is larger than the sum of its proper divisors (56326464111).

102222101121 is an equidigital number, since it uses as much as digits as its factorization.

102222101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695388460 (or 695388453 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102222101121 its reverse (121101222201), we get a palindrome (223323323322).

The spelling of 102222101121 in words is "one hundred two billion, two hundred twenty-two million, one hundred one thousand, one hundred twenty-one".