22001105203 has 48 divisors (see below), whose sum is σ = 29615432544. Its totient is φ = 16106173440.

The previous prime is 22001105173. The next prime is 22001105209. The reversal of 22001105203 is 30250110022.

It is a de Polignac number, because none of the positive numbers 2^k-22001105203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22001105209) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5981601 + ... + 5985277.

It is an arithmetic number, because the mean of its divisors is an integer number (616988178).

Almost surely, 2^22001105203 is an apocalyptic number.

22001105203 is a deficient number, since it is larger than the sum of its proper divisors (7614327341).

22001105203 is a wasteful number, since it uses less digits than its factorization.

22001105203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4372 (or 4365 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 22001105203 its reverse (30250110022), we get a palindrome (52251215225).

The spelling of 22001105203 in words is "twenty-two billion, one million, one hundred five thousand, two hundred three".