10001002121202 has 8 divisors (see below), whose sum is σ = 20002004242416. Its totient is φ = 3333667373732.

The previous prime is 10001002121069. The next prime is 10001002121203. The reversal of 10001002121202 is 20212120010001.

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

10001002121202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (10001002121203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833416843428 + ... + 833416843439.

It is an arithmetic number, because the mean of its divisors is an integer number (2500250530302).

Almost surely, 2^{10001002121202} is an apocalyptic number.

10001002121202 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.

10001002121202 is a wasteful number, since it uses less digits than its factorization.

10001002121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666833686872.

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

Adding to 10001002121202 its reverse (20212120010001), we get a palindrome (30213122131203).

The spelling of 10001002121202 in words is "ten trillion, one billion, two million, one hundred twenty-one thousand, two hundred two".