121220122002002 has 32 divisors (see below), whose sum is σ = 192044529331200. Its totient is φ = 57227070870288.

The previous prime is 121220122001999. The next prime is 121220122002061. The reversal of 121220122002002 is 200200221022121.

It is a happy number.

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, 9534149 + ... + 18257607.

It is an arithmetic number, because the mean of its divisors is an integer number (6001391541600).

Almost surely, 2^{121220122002002} is an apocalyptic number.

121220122002002 is a deficient number, since it is larger than the sum of its proper divisors (70824407329198).

121220122002002 is a wasteful number, since it uses less digits than its factorization.

121220122002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8724710.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 121220122002002 its reverse (200200221022121), we get a palindrome (321420343024123).

The spelling of 121220122002002 in words is "one hundred twenty-one trillion, two hundred twenty billion, one hundred twenty-two million, two thousand, two".