11022021345 has 16 divisors (see below), whose sum is σ = 17639096832. Its totient is φ = 5877123840.

The previous prime is 11022021343. The next prime is 11022021379. The reversal of 11022021345 is 54312022011.

11022021345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11022021345 - 2¹ = 11022021343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11022021343) by changing a digit.

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, 7576 + ... + 148665.

It is an arithmetic number, because the mean of its divisors is an integer number (1102443552).

Almost surely, 2^11022021345 is an apocalyptic number.

11022021345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11022021345 is a deficient number, since it is larger than the sum of its proper divisors (6617075487).

11022021345 is a wasteful number, since it uses less digits than its factorization.

11022021345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160952.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 11022021345 its reverse (54312022011), we get a palindrome (65334043356).

The spelling of 11022021345 in words is "eleven billion, twenty-two million, twenty-one thousand, three hundred forty-five".