2121120012002 has 8 divisors (see below), whose sum is σ = 3191910501312. Its totient is φ = 1057149844900.

The previous prime is 2121120011903. The next prime is 2121120012013. The reversal of 2121120012002 is 2002100211212.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1705079774 + ... + 1705081017.

It is an arithmetic number, because the mean of its divisors is an integer number (398988812664).

Almost surely, 2^{2121120012002} is an apocalyptic number.

2121120012002 is a deficient number, since it is larger than the sum of its proper divisors (1070790489310).

2121120012002 is a wasteful number, since it uses less digits than its factorization.

2121120012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3410161104.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2121120012002 its reverse (2002100211212), we get a palindrome (4123220223214).

The spelling of 2121120012002 in words is "two trillion, one hundred twenty-one billion, one hundred twenty million, twelve thousand, two".