10121121112002 has 8 divisors (see below), whose sum is σ = 20242242224016. Its totient is φ = 3373707037332.

The previous prime is 10121121111991. The next prime is 10121121112057. The reversal of 10121121112002 is 20021112112101.

It is a happy number.

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

10121121112002 is an admirable number.

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, 843426759328 + ... + 843426759339.

It is an arithmetic number, because the mean of its divisors is an integer number (2530280278002).

Almost surely, 2^{10121121112002} is an apocalyptic number.

10121121112002 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.

10121121112002 is a wasteful number, since it uses less digits than its factorization.

10121121112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686853518672.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10121121112002 its reverse (20021112112101), we get a palindrome (30142233224103).

The spelling of 10121121112002 in words is "ten trillion, one hundred twenty-one billion, one hundred twenty-one million, one hundred twelve thousand, two".