121002200102112 has 48 divisors (see below), whose sum is σ = 363006600308352. Its totient is φ = 34572057171840.

The previous prime is 121002200102099. The next prime is 121002200102123. The reversal of 121002200102112 is 211201002200121.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 121002200102091 and 121002200102100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90031398214 + ... + 90031399557.

It is an arithmetic number, because the mean of its divisors is an integer number (7562637506424).

Almost surely, 2^{121002200102112} is an apocalyptic number.

121002200102112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121002200102112 is an abundant number, since it is smaller than the sum of its proper divisors (242004400206240).

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

121002200102112 is a wasteful number, since it uses less digits than its factorization.

121002200102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180062797791 (or 180062797783 counting only the distinct ones).

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

Adding to 121002200102112 its reverse (211201002200121), we get a palindrome (332203202302233).

The spelling of 121002200102112 in words is "one hundred twenty-one trillion, two billion, two hundred million, one hundred two thousand, one hundred twelve".