11122013114021 has 4 divisors (see below), whose sum is σ = 11127038879052. Its totient is φ = 11116987348992.

The previous prime is 11122013113979. The next prime is 11122013114053. The reversal of 11122013114021 is 12041131022111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6058928097121 + 5063085016900 = 2461489^2 + 2250130^2 .

It is a cyclic number.

It is not a de Polignac number, because 11122013114021 - 2⁶ = 11122013113957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11122013113984 and 11122013114002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122013114071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2512879196 + ... + 2512883621.

It is an arithmetic number, because the mean of its divisors is an integer number (2781759719763).

Almost surely, 2^{11122013114021} is an apocalyptic number.

It is an amenable number.

11122013114021 is a deficient number, since it is larger than the sum of its proper divisors (5025765031).

11122013114021 is an equidigital number, since it uses as much as digits as its factorization.

11122013114021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5025765030.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 11122013114021 its reverse (12041131022111), we get a palindrome (23163144136132).

The spelling of 11122013114021 in words is "eleven trillion, one hundred twenty-two billion, thirteen million, one hundred fourteen thousand, twenty-one".