11012120010121 has 32 divisors (see below), whose sum is σ = 11596068126720. Its totient is φ = 10437363604800.

The previous prime is 11012120010107. The next prime is 11012120010179. The reversal of 11012120010121 is 12101002121011.

It is a happy number.

It is not a de Polignac number, because 11012120010121 - 2⁴¹ = 8813096754569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012120010181) 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 31 ways as a sum of consecutive naturals, for example, 3247453336 + ... + 3247456726.

It is an arithmetic number, because the mean of its divisors is an integer number (362377128960).

Almost surely, 2^{11012120010121} is an apocalyptic number.

It is an amenable number.

11012120010121 is a deficient number, since it is larger than the sum of its proper divisors (583948116599).

11012120010121 is a wasteful number, since it uses less digits than its factorization.

11012120010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5917.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11012120010121 its reverse (12101002121011), we get a palindrome (23113122131132).

The spelling of 11012120010121 in words is "eleven trillion, twelve billion, one hundred twenty million, ten thousand, one hundred twenty-one".