11012315142205 has 32 divisors (see below), whose sum is σ = 14698442588256. Its totient is φ = 7869436084224.

The previous prime is 11012315142163. The next prime is 11012315142229. The reversal of 11012315142205 is 50224151321011.

It can be written as a sum of positive squares in 16 ways, for example, as 805734231129 + 10206580911076 = 897627^2 + 3194774^2 .

It is not a de Polignac number, because 11012315142205 - 2²⁷ = 11012180924477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21643092 + ... + 22146061.

It is an arithmetic number, because the mean of its divisors is an integer number (459326330883).

Almost surely, 2^{11012315142205} is an apocalyptic number.

It is an amenable number.

11012315142205 is a deficient number, since it is larger than the sum of its proper divisors (3686127446051).

11012315142205 is a wasteful number, since it uses less digits than its factorization.

11012315142205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43789297.

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 11012315142205 its reverse (50224151321011), we get a palindrome (61236466463216).

The spelling of 11012315142205 in words is "eleven trillion, twelve billion, three hundred fifteen million, one hundred forty-two thousand, two hundred five".