102122101211121 has 12 divisors (see below), whose sum is σ = 152268079225600. Its totient is φ = 65885226587640.

The previous prime is 102122101211113. The next prime is 102122101211159. The reversal of 102122101211121 is 121112101221201.

It is a happy number.

102122101211121 is a `hidden beast` number, since 1 + 0 + 212 + 210 + 121 + 1 + 121 = 666.

It is not a de Polignac number, because 102122101211121 - 2³ = 102122101211113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102122101211094 and 102122101211103.

It is not an unprimeable number, because it can be changed into a prime (102122101211521) 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, 183014518021 + ... + 183014518578.

Almost surely, 2^{102122101211121} is an apocalyptic number.

It is an amenable number.

102122101211121 is a deficient number, since it is larger than the sum of its proper divisors (50145978014479).

102122101211121 is a wasteful number, since it uses less digits than its factorization.

102122101211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366029036636 (or 366029036633 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 102122101211121 its reverse (121112101221201), we get a palindrome (223234202432322).

The spelling of 102122101211121 in words is "one hundred two trillion, one hundred twenty-two billion, one hundred one million, two hundred eleven thousand, one hundred twenty-one".