11011233103021 has 4 divisors (see below), whose sum is σ = 11077168630752. Its totient is φ = 10945297575292.

The previous prime is 11011233103019. The next prime is 11011233103067. The reversal of 11011233103021 is 12030133211011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11011233103021 - 2¹ = 11011233103019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11011233103021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011233103081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32967763615 + ... + 32967763948.

It is an arithmetic number, because the mean of its divisors is an integer number (2769292157688).

Almost surely, 2^{11011233103021} is an apocalyptic number.

It is an amenable number.

11011233103021 is a deficient number, since it is larger than the sum of its proper divisors (65935527731).

11011233103021 is an equidigital number, since it uses as much as digits as its factorization.

11011233103021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65935527730.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 11011233103021 its reverse (12030133211011), we get a palindrome (23041366314032).

The spelling of 11011233103021 in words is "eleven trillion, eleven billion, two hundred thirty-three million, one hundred three thousand, twenty-one".