11122020102121 has 4 divisors (see below), whose sum is σ = 11707389581200. Its totient is φ = 10536650623044.

The previous prime is 11122020102107. The next prime is 11122020102187. The reversal of 11122020102121 is 12120102022111.

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 11122020102121 - 2¹⁵ = 11122020069353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11122020102095 and 11122020102104.

It is not an unprimeable number, because it can be changed into a prime (11122020102521) 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, 292684739511 + ... + 292684739548.

It is an arithmetic number, because the mean of its divisors is an integer number (2926847395300).

Almost surely, 2^{11122020102121} is an apocalyptic number.

It is an amenable number.

11122020102121 is a deficient number, since it is larger than the sum of its proper divisors (585369479079).

11122020102121 is an equidigital number, since it uses as much as digits as its factorization.

11122020102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585369479078.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11122020102121 its reverse (12120102022111), we get a palindrome (23242122124232).

The spelling of 11122020102121 in words is "eleven trillion, one hundred twenty-two billion, twenty million, one hundred two thousand, one hundred twenty-one".