102121112122122 has 8 divisors (see below), whose sum is σ = 204242224244256. Its totient is φ = 34040370707372.

The previous prime is 102121112122111. The next prime is 102121112122241. The reversal of 102121112122122 is 221221211121201.

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

102121112122122 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8510092676838 + ... + 8510092676849.

It is an arithmetic number, because the mean of its divisors is an integer number (25530278030532).

Almost surely, 2^{102121112122122} is an apocalyptic number.

102121112122122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102121112122122 is a wasteful number, since it uses less digits than its factorization.

102121112122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17020185353692.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 102121112122122 its reverse (221221211121201), we get a palindrome (323342323243323).

The spelling of 102121112122122 in words is "one hundred two trillion, one hundred twenty-one billion, one hundred twelve million, one hundred twenty-two thousand, one hundred twenty-two".