11122012000121 has 4 divisors (see below), whose sum is σ = 12133104000144. Its totient is φ = 10110920000100.

The previous prime is 11122012000097. The next prime is 11122012000123. The reversal of 11122012000121 is 12100021022111.

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 11122012000121 - 2²² = 11122007805817 is a prime.

It is a super-3 number, since 3×11122012000121³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11122012000096 and 11122012000105.

It is not an unprimeable number, because it can be changed into a prime (11122012000123) 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 3 ways as a sum of consecutive naturals, for example, 505545999995 + ... + 505546000016.

It is an arithmetic number, because the mean of its divisors is an integer number (3033276000036).

Almost surely, 2^{11122012000121} is an apocalyptic number.

11122012000121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11122012000121 is a deficient number, since it is larger than the sum of its proper divisors (1011092000023).

11122012000121 is a wasteful number, since it uses less digits than its factorization.

11122012000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011092000022.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11122012000121 its reverse (12100021022111), we get a palindrome (23222033022232).

The spelling of 11122012000121 in words is "eleven trillion, one hundred twenty-two billion, twelve million, one hundred twenty-one", and thus it is an aban number.