10201121101 has 4 divisors (see below), whose sum is σ = 10254530304. Its totient is φ = 10147711900.

The previous prime is 10201121089. The next prime is 10201121129. The reversal of 10201121101 is 10112110201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10201121101 - 2⁷ = 10201120973 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 (10201121141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26704315 + ... + 26704696.

It is an arithmetic number, because the mean of its divisors is an integer number (2563632576).

Almost surely, 2^10201121101 is an apocalyptic number.

It is an amenable number.

10201121101 is a deficient number, since it is larger than the sum of its proper divisors (53409203).

10201121101 is an equidigital number, since it uses as much as digits as its factorization.

10201121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53409202.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10201121101 its reverse (10112110201), we get a palindrome (20313231302).

The spelling of 10201121101 in words is "ten billion, two hundred one million, one hundred twenty-one thousand, one hundred one".