2121103122002 has 16 divisors (see below), whose sum is σ = 3191299088640. Its totient is φ = 1057337160768.

The previous prime is 2121103121971. The next prime is 2121103122013. The reversal of 2121103122002 is 2002213011212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11478899 + ... + 11662217.

It is an arithmetic number, because the mean of its divisors is an integer number (199456193040).

Almost surely, 2^{2121103122002} is an apocalyptic number.

2121103122002 is a deficient number, since it is larger than the sum of its proper divisors (1070195966638).

2121103122002 is a wasteful number, since it uses less digits than its factorization.

2121103122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200825.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2121103122002 its reverse (2002213011212), we get a palindrome (4123316133214).

The spelling of 2121103122002 in words is "two trillion, one hundred twenty-one billion, one hundred three million, one hundred twenty-two thousand, two".