10001202121002 has 8 divisors (see below), whose sum is σ = 20002404242016. Its totient is φ = 3333734040332.

The previous prime is 10001202120961. The next prime is 10001202121039. The reversal of 10001202121002 is 20012120210001.

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

10001202121002 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833433510078 + ... + 833433510089.

It is an arithmetic number, because the mean of its divisors is an integer number (2500300530252).

Almost surely, 2^{10001202121002} is an apocalyptic number.

10001202121002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10001202121002 is a wasteful number, since it uses less digits than its factorization.

10001202121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666867020172.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10001202121002 its reverse (20012120210001), we get a palindrome (30013322331003).

The spelling of 10001202121002 in words is "ten trillion, one billion, two hundred two million, one hundred twenty-one thousand, two".