11110101010121 has 8 divisors (see below), whose sum is σ = 11113967645760. Its totient is φ = 11106234695952.

The previous prime is 11110101010093. The next prime is 11110101010123. The reversal of 11110101010121 is 12101010101111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11110101010121 - 2¹⁰ = 11110101009097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11110101010123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84035756 + ... + 84167858.

It is an arithmetic number, because the mean of its divisors is an integer number (1389245955720).

Almost surely, 2^{11110101010121} is an apocalyptic number.

It is an amenable number.

11110101010121 is a deficient number, since it is larger than the sum of its proper divisors (3866635639).

11110101010121 is a wasteful number, since it uses less digits than its factorization.

11110101010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160735.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 11110101010121 its reverse (12101010101111), we get a palindrome (23211111111232).

The spelling of 11110101010121 in words is "eleven trillion, one hundred ten billion, one hundred one million, ten thousand, one hundred twenty-one".