10002020121101 has 8 divisors (see below), whose sum is σ = 10100250049344. Its totient is φ = 9903811788000.

The previous prime is 10002020121059. The next prime is 10002020121113. The reversal of 10002020121101 is 10112102020001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10002020121101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002020121161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4467131 + ... + 6321336.

It is an arithmetic number, because the mean of its divisors is an integer number (1262531256168).

Almost surely, 2^{10002020121101} is an apocalyptic number.

It is an amenable number.

10002020121101 is a deficient number, since it is larger than the sum of its proper divisors (98229928243).

10002020121101 is a wasteful number, since it uses less digits than its factorization.

10002020121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10797571.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10002020121101 its reverse (10112102020001), we get a palindrome (20114122141102).

The spelling of 10002020121101 in words is "ten trillion, two billion, twenty million, one hundred twenty-one thousand, one hundred one".