11021002010203 has 4 divisors (see below), whose sum is σ = 11031881578848. Its totient is φ = 11010122441560.

The previous prime is 11021002010093. The next prime is 11021002010261. The reversal of 11021002010203 is 30201020012011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11021002010203 is a prime.

It is a super-2 number, since 2×11021002010203² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11021002014203) 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, 5439782803 + ... + 5439784828.

It is an arithmetic number, because the mean of its divisors is an integer number (2757970394712).

Almost surely, 2^{11021002010203} is an apocalyptic number.

11021002010203 is a deficient number, since it is larger than the sum of its proper divisors (10879568645).

11021002010203 is a wasteful number, since it uses less digits than its factorization.

11021002010203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10879568644.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11021002010203 its reverse (30201020012011), we get a palindrome (41222022022214).

The spelling of 11021002010203 in words is "eleven trillion, twenty-one billion, two million, ten thousand, two hundred three".