11032303120021 has 4 divisors (see below), whose sum is σ = 11042359915212. Its totient is φ = 11022246324832.

The previous prime is 11032303119997. The next prime is 11032303120043. The reversal of 11032303120021 is 12002130323011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2458451523025 + 8573851596996 = 1567945^2 + 2928114^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11032303120021 is a prime.

It is a super-2 number, since 2×11032303120021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11032303123021) 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, 5028395950 + ... + 5028398143.

It is an arithmetic number, because the mean of its divisors is an integer number (2760589978803).

Almost surely, 2^{11032303120021} is an apocalyptic number.

It is an amenable number.

11032303120021 is a deficient number, since it is larger than the sum of its proper divisors (10056795191).

11032303120021 is a wasteful number, since it uses less digits than its factorization.

11032303120021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10056795190.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11032303120021 its reverse (12002130323011), we get a palindrome (23034433443032).

The spelling of 11032303120021 in words is "eleven trillion, thirty-two billion, three hundred three million, one hundred twenty thousand, twenty-one".