11342032121 has 16 divisors (see below), whose sum is σ = 13661260800. Its totient is φ = 9198791568.

The previous prime is 11342032109. The next prime is 11342032181. The reversal of 11342032121 is 12123024311.

It is a cyclic number.

It is not a de Polignac number, because 11342032121 - 2¹⁸ = 11341769977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11342032093 and 11342032102.

It is not an unprimeable number, because it can be changed into a prime (11342032181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57650 + ... + 161268.

It is an arithmetic number, because the mean of its divisors is an integer number (853828800).

Almost surely, 2^11342032121 is an apocalyptic number.

It is an amenable number.

11342032121 is a deficient number, since it is larger than the sum of its proper divisors (2319228679).

11342032121 is a wasteful number, since it uses less digits than its factorization.

11342032121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104468.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11342032121 its reverse (12123024311), we get a palindrome (23465056432).

It can be divided in two parts, 113420 and 32121, that added together give a palindrome (145541).

The spelling of 11342032121 in words is "eleven billion, three hundred forty-two million, thirty-two thousand, one hundred twenty-one".