11321010003121 has 16 divisors (see below), whose sum is σ = 13941959860864. Its totient is φ = 8951876797824.

The previous prime is 11321010003089. The next prime is 11321010003169. The reversal of 11321010003121 is 12130001012311.

It is a happy number.

11321010003121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11321010003121 - 2⁵ = 11321010003089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11321010003095 and 11321010003104.

It is not an unprimeable number, because it can be changed into a prime (11321010001121) 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, 37388955 + ... + 37690528.

It is an arithmetic number, because the mean of its divisors is an integer number (871372491304).

Almost surely, 2^{11321010003121} is an apocalyptic number.

It is an amenable number.

11321010003121 is a deficient number, since it is larger than the sum of its proper divisors (2620949857743).

11321010003121 is a wasteful number, since it uses less digits than its factorization.

11321010003121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75081160.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11321010003121 its reverse (12130001012311), we get a palindrome (23451011015432).

The spelling of 11321010003121 in words is "eleven trillion, three hundred twenty-one billion, ten million, three thousand, one hundred twenty-one".