2121202341002 has 8 divisors (see below), whose sum is σ = 3184256717796. Its totient is φ = 1059783435072.

The previous prime is 2121202340953. The next prime is 2121202341017. The reversal of 2121202341002 is 2001432021212.

It can be written as a sum of positive squares in 2 ways, for example, as 1398687040921 + 722515300081 = 1182661^2 + 850009^2 .

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408864473 + ... + 408869660.

Almost surely, 2^{2121202341002} is an apocalyptic number.

2121202341002 is a deficient number, since it is larger than the sum of its proper divisors (1063054376794).

2121202341002 is a wasteful number, since it uses less digits than its factorization.

2121202341002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817735432.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2121202341002 its reverse (2001432021212), we get a palindrome (4122634362214).

The spelling of 2121202341002 in words is "two trillion, one hundred twenty-one billion, two hundred two million, three hundred forty-one thousand, two".