20012223335 has 32 divisors (see below), whose sum is σ = 26372062080. Its totient is φ = 14488358400.

The previous prime is 20012223289. The next prime is 20012223409. The reversal of 20012223335 is 53332221002.

It is not a de Polignac number, because 20012223335 - 2¹⁰ = 20012222311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20012223335.

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 31 ways as a sum of consecutive naturals, for example, 1225001 + ... + 1241229.

It is an arithmetic number, because the mean of its divisors is an integer number (824126940).

Almost surely, 2^20012223335 is an apocalyptic number.

20012223335 is a deficient number, since it is larger than the sum of its proper divisors (6359838745).

20012223335 is a wasteful number, since it uses less digits than its factorization.

20012223335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16619.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 20012223335 its reverse (53332221002), we get a palindrome (73344444337).

The spelling of 20012223335 in words is "twenty billion, twelve million, two hundred twenty-three thousand, three hundred thirty-five".