11021013523205 has 16 divisors (see below), whose sum is σ = 15115269926784. Its totient is φ = 7556897868480.

The previous prime is 11021013523199. The next prime is 11021013523231. The reversal of 11021013523205 is 50232531012011.

It is not a de Polignac number, because 11021013523205 - 2¹⁴ = 11021013506821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6949151 + ... + 8386460.

It is an arithmetic number, because the mean of its divisors is an integer number (944704370424).

Almost surely, 2^{11021013523205} is an apocalyptic number.

It is an amenable number.

11021013523205 is a deficient number, since it is larger than the sum of its proper divisors (4094256403579).

11021013523205 is a wasteful number, since it uses less digits than its factorization.

11021013523205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15356156.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 11021013523205 its reverse (50232531012011), we get a palindrome (61253544535216).

The spelling of 11021013523205 in words is "eleven trillion, twenty-one billion, thirteen million, five hundred twenty-three thousand, two hundred five".