22021041403 has 4 divisors (see below), whose sum is σ = 22036409928. Its totient is φ = 22005672880.

The previous prime is 22021041379. The next prime is 22021041503. The reversal of 22021041403 is 30414012022.

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 22021041403 - 2⁹ = 22021040891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22021041503) 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, 7682113 + ... + 7684978.

It is an arithmetic number, because the mean of its divisors is an integer number (5509102482).

Almost surely, 2^22021041403 is an apocalyptic number.

22021041403 is a deficient number, since it is larger than the sum of its proper divisors (15368525).

22021041403 is a wasteful number, since it uses less digits than its factorization.

22021041403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15368524.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22021041403 its reverse (30414012022), we get a palindrome (52435053425).

The spelling of 22021041403 in words is "twenty-two billion, twenty-one million, forty-one thousand, four hundred three".