122002022102121 has 24 divisors (see below), whose sum is σ = 201813716217984. Its totient is φ = 69572288327040.

The previous prime is 122002022102071. The next prime is 122002022102143. The reversal of 122002022102121 is 121201220200221.

It is a happy number.

122002022102121 is a `hidden beast` number, since 1 + 220 + 0 + 20 + 2 + 210 + 212 + 1 = 666.

It is not a de Polignac number, because 122002022102121 - 2¹¹ = 122002022100073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122002022102094 and 122002022102103.

It is not an unprimeable number, because it can be changed into a prime (122002022102321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1988203440 + ... + 1988264801.

It is an arithmetic number, because the mean of its divisors is an integer number (8408904842416).

Almost surely, 2^{122002022102121} is an apocalyptic number.

It is an amenable number.

122002022102121 is a deficient number, since it is larger than the sum of its proper divisors (79811694115863).

122002022102121 is a wasteful number, since it uses less digits than its factorization.

122002022102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3976468741 (or 3976468738 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122002022102121 its reverse (121201220200221), we get a palindrome (243203242302342).

The spelling of 122002022102121 in words is "one hundred twenty-two trillion, two billion, twenty-two million, one hundred two thousand, one hundred twenty-one".