11422036121 has 4 divisors (see below), whose sum is σ = 11687664912. Its totient is φ = 11156407332.

The previous prime is 11422036051. The next prime is 11422036159. The reversal of 11422036121 is 12163022411.

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 11422036121 - 2¹⁸ = 11421773977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11422036621) 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, 132814331 + ... + 132814416.

It is an arithmetic number, because the mean of its divisors is an integer number (2921916228).

Almost surely, 2^11422036121 is an apocalyptic number.

It is an amenable number.

11422036121 is a deficient number, since it is larger than the sum of its proper divisors (265628791).

11422036121 is an equidigital number, since it uses as much as digits as its factorization.

11422036121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265628790.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 11422036121 its reverse (12163022411), we get a palindrome (23585058532).

The spelling of 11422036121 in words is "eleven billion, four hundred twenty-two million, thirty-six thousand, one hundred twenty-one".