22001331043 has 8 divisors (see below), whose sum is σ = 22028012640. Its totient is φ = 21974668800.

The previous prime is 22001330941. The next prime is 22001331083. The reversal of 22001331043 is 34013310022.

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

It is a cyclic number.

It is not a de Polignac number, because 22001331043 - 2²¹ = 21999233891 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22001331043.

It is not an unprimeable number, because it can be changed into a prime (22001331083) 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, 3898818 + ... + 3904456.

It is an arithmetic number, because the mean of its divisors is an integer number (2753501580).

Almost surely, 2^22001331043 is an apocalyptic number.

22001331043 is a deficient number, since it is larger than the sum of its proper divisors (26681597).

22001331043 is a wasteful number, since it uses less digits than its factorization.

22001331043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9677.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 22001331043 its reverse (34013310022), we get a palindrome (56014641065).

The spelling of 22001331043 in words is "twenty-two billion, one million, three hundred thirty-one thousand, forty-three".