10121002012002 has 64 divisors (see below), whose sum is σ = 23763821266944. Its totient is φ = 2813475409920.

The previous prime is 10121002011979. The next prime is 10121002012021. The reversal of 10121002012002 is 20021020012101.

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 31 ways as a sum of consecutive naturals, for example, 10438774 + ... + 11367057.

It is an arithmetic number, because the mean of its divisors is an integer number (371309707296).

Almost surely, 2^{10121002012002} is an apocalyptic number.

10121002012002 is an abundant number, since it is smaller than the sum of its proper divisors (13642819254942).

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

10121002012002 is a wasteful number, since it uses less digits than its factorization.

10121002012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21806143.

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

Adding to 10121002012002 its reverse (20021020012101), we get a palindrome (30142022024103).

The spelling of 10121002012002 in words is "ten trillion, one hundred twenty-one billion, two million, twelve thousand, two".