1110121002101 has 4 divisors (see below), whose sum is σ = 1110123110112. Its totient is φ = 1110118894092.

The previous prime is 1110121002073. The next prime is 1110121002119. The reversal of 1110121002101 is 1012001210111.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1110121002101 - 2²⁶ = 1110053893237 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 (1110121032101) by changing a digit.

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, 484430 + ... + 1566816.

It is an arithmetic number, because the mean of its divisors is an integer number (277530777528).

Almost surely, 2^{1110121002101} is an apocalyptic number.

It is an amenable number.

1110121002101 is a deficient number, since it is larger than the sum of its proper divisors (2108011).

1110121002101 is a wasteful number, since it uses less digits than its factorization.

1110121002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108010.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1110121002101 its reverse (1012001210111), we get a palindrome (2122122212212).

The spelling of 1110121002101 in words is "one trillion, one hundred ten billion, one hundred twenty-one million, two thousand, one hundred one".