22012003203 has 4 divisors (see below), whose sum is σ = 29349337608. Its totient is φ = 14674668800.

The previous prime is 22012003201. The next prime is 22012003217. The reversal of 22012003203 is 30230021022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22012003203 - 2¹ = 22012003201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22012003201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3668667198 + ... + 3668667203.

It is an arithmetic number, because the mean of its divisors is an integer number (7337334402).

Almost surely, 2^22012003203 is an apocalyptic number.

22012003203 is a deficient number, since it is larger than the sum of its proper divisors (7337334405).

22012003203 is an equidigital number, since it uses as much as digits as its factorization.

22012003203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7337334404.

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

Adding to 22012003203 its reverse (30230021022), we get a palindrome (52242024225).

The spelling of 22012003203 in words is "twenty-two billion, twelve million, three thousand, two hundred three".