121002212110122 has 32 divisors (see below), whose sum is σ = 307307205360000. Its totient is φ = 34572060602784.

The previous prime is 121002212110111. The next prime is 121002212110181. The reversal of 121002212110122 is 221011212200121.

121002212110122 is a `hidden beast` number, since 1 + 210 + 0 + 221 + 2 + 110 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 121002212110095 and 121002212110104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160055835747 + ... + 160055836502.

It is an arithmetic number, because the mean of its divisors is an integer number (9603350167500).

Almost surely, 2^{121002212110122} is an apocalyptic number.

121002212110122 is an abundant number, since it is smaller than the sum of its proper divisors (186304993249878).

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

121002212110122 is a wasteful number, since it uses less digits than its factorization.

121002212110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320111672267 (or 320111672261 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 121002212110122 its reverse (221011212200121), we get a palindrome (342013424310243).

The spelling of 121002212110122 in words is "one hundred twenty-one trillion, two billion, two hundred twelve million, one hundred ten thousand, one hundred twenty-two".