11332331121 has 16 divisors (see below), whose sum is σ = 16100498304. Its totient is φ = 7065187584.

The previous prime is 11332331117. The next prime is 11332331123. The reversal of 11332331121 is 12113323311.

It is a happy number.

It is not a de Polignac number, because 11332331121 - 2² = 11332331117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11332331123) 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, 699645 + ... + 715658.

It is an arithmetic number, because the mean of its divisors is an integer number (1006281144).

Almost surely, 2^11332331121 is an apocalyptic number.

It is an amenable number.

11332331121 is a deficient number, since it is larger than the sum of its proper divisors (4768167183).

11332331121 is a wasteful number, since it uses less digits than its factorization.

11332331121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1415480.

The product of its digits is 324, while the sum is 21.

Adding to 11332331121 its reverse (12113323311), we get a palindrome (23445654432).

The spelling of 11332331121 in words is "eleven billion, three hundred thirty-two million, three hundred thirty-one thousand, one hundred twenty-one".