11100330323021 has 4 divisors (see below), whose sum is σ = 11100338575452. Its totient is φ = 11100322070592.

The previous prime is 11100330322981. The next prime is 11100330323023. The reversal of 11100330323021 is 12032303300111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1670892316900 + 9429438006121 = 1292630^2 + 3070739^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100330323021 - 2¹⁸ = 11100330060877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100330322984 and 11100330323002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100330323023) 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, 1588190 + ... + 4972223.

It is an arithmetic number, because the mean of its divisors is an integer number (2775084643863).

Almost surely, 2^{11100330323021} is an apocalyptic number.

It is an amenable number.

11100330323021 is a deficient number, since it is larger than the sum of its proper divisors (8252431).

11100330323021 is an equidigital number, since it uses as much as digits as its factorization.

11100330323021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8252430.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11100330323021 its reverse (12032303300111), we get a palindrome (23132633623132).

The spelling of 11100330323021 in words is "eleven trillion, one hundred billion, three hundred thirty million, three hundred twenty-three thousand, twenty-one".