22155202003 has 24 divisors (see below), whose sum is σ = 24513602400. Its totient is φ = 20008222080.

The previous prime is 22155201989. The next prime is 22155202031. The reversal of 22155202003 is 30020255122.

It is not a de Polignac number, because 22155202003 - 2¹³ = 22155193811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22155202033) 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 23 ways as a sum of consecutive naturals, for example, 23247375 + ... + 23248327.

It is an arithmetic number, because the mean of its divisors is an integer number (1021400100).

Almost surely, 2^22155202003 is an apocalyptic number.

22155202003 is a deficient number, since it is larger than the sum of its proper divisors (2358400397).

22155202003 is a wasteful number, since it uses less digits than its factorization.

22155202003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043 (or 2032 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

Adding to 22155202003 its reverse (30020255122), we get a palindrome (52175457125).

The spelling of 22155202003 in words is "twenty-two billion, one hundred fifty-five million, two hundred two thousand, three".