2121202000101 has 32 divisors (see below), whose sum is σ = 2950809486336. Its totient is φ = 1353864960000.

The previous prime is 2121202000061. The next prime is 2121202000111. The reversal of 2121202000101 is 1010002021212.

It is not a de Polignac number, because 2121202000101 - 2¹⁷ = 2121201869029 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121202000111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11527861 + ... + 11710421.

It is an arithmetic number, because the mean of its divisors is an integer number (92212796448).

Almost surely, 2^{2121202000101} is an apocalyptic number.

It is an amenable number.

2121202000101 is a deficient number, since it is larger than the sum of its proper divisors (829607486235).

2121202000101 is a wasteful number, since it uses less digits than its factorization.

2121202000101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183933.

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

Adding to 2121202000101 its reverse (1010002021212), we get a palindrome (3131204021313).

The spelling of 2121202000101 in words is "two trillion, one hundred twenty-one billion, two hundred two million, one hundred one", and thus it is an aban number.