11012023112121 has 12 divisors (see below), whose sum is σ = 16276168528048. Its totient is φ = 7170619700664.

The previous prime is 11012023112117. The next prime is 11012023112137. The reversal of 11012023112121 is 12121132021011.

It is a happy number.

11012023112121 is a `hidden beast` number, since 110 + 1 + 202 + 311 + 21 + 21 = 666.

It is not a de Polignac number, because 11012023112121 - 2² = 11012023112117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11012023112094 and 11012023112103.

It is not an unprimeable number, because it can be changed into a prime (11012023112621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14227419655 + ... + 14227420428.

Almost surely, 2^{11012023112121} is an apocalyptic number.

It is an amenable number.

11012023112121 is a deficient number, since it is larger than the sum of its proper divisors (5264145415927).

11012023112121 is a wasteful number, since it uses less digits than its factorization.

11012023112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28454840132 (or 28454840129 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 11012023112121 its reverse (12121132021011), we get a palindrome (23133155133132).

The spelling of 11012023112121 in words is "eleven trillion, twelve billion, twenty-three million, one hundred twelve thousand, one hundred twenty-one".