20122003203 has 8 divisors (see below), whose sum is σ = 26877507408. Its totient is φ = 13390583904.

The previous prime is 20122003201. The next prime is 20122003211. The reversal of 20122003203 is 30230022102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20122003203 - 2¹ = 20122003201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20122003201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6019276 + ... + 6022617.

It is an arithmetic number, because the mean of its divisors is an integer number (3359688426).

Almost surely, 2^20122003203 is an apocalyptic number.

20122003203 is a deficient number, since it is larger than the sum of its proper divisors (6755504205).

20122003203 is a wasteful number, since it uses less digits than its factorization.

20122003203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12042453.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 20122003203 its reverse (30230022102), we get a palindrome (50352025305).

The spelling of 20122003203 in words is "twenty billion, one hundred twenty-two million, three thousand, two hundred three".