121122210002002 has 8 divisors (see below), whose sum is σ = 198199980003312. Its totient is φ = 55055550000900.

The previous prime is 121122210001957. The next prime is 121122210002033. The reversal of 121122210002002 is 200200012221121.

It is a happy number.

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

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, 2752777500024 + ... + 2752777500067.

It is an arithmetic number, because the mean of its divisors is an integer number (24774997500414).

Almost surely, 2^{121122210002002} is an apocalyptic number.

121122210002002 is a deficient number, since it is larger than the sum of its proper divisors (77077770001310).

121122210002002 is a wasteful number, since it uses less digits than its factorization.

121122210002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505555000104.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121122210002002 its reverse (200200012221121), we get a palindrome (321322222223123).

The spelling of 121122210002002 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, two hundred ten million, two thousand, two".