2121201305002 has 32 divisors (see below), whose sum is σ = 3430992720960. Its totient is φ = 977748952320.

The previous prime is 2121201304997. The next prime is 2121201305021. The reversal of 2121201305002 is 2005031021212.

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 15 ways as a sum of consecutive naturals, for example, 102905677 + ... + 102926287.

It is an arithmetic number, because the mean of its divisors is an integer number (107218522530).

Almost surely, 2^{2121201305002} is an apocalyptic number.

2121201305002 is a deficient number, since it is larger than the sum of its proper divisors (1309791415958).

2121201305002 is a wasteful number, since it uses less digits than its factorization.

2121201305002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25558.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 2121201305002 its reverse (2005031021212), we get a palindrome (4126232326214).

The spelling of 2121201305002 in words is "two trillion, one hundred twenty-one billion, two hundred one million, three hundred five thousand, two".