22044102011 has 4 divisors (see below), whose sum is σ = 23340813912. Its totient is φ = 20747390112.

The previous prime is 22044102007. The next prime is 22044102019. The reversal of 22044102011 is 11020144022.

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 22044102011 - 2² = 22044102007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 1296711883 = 22044102011 / (2 + 2 + 0 + 4 + 4 + 1 + 0 + 2 + 0 + 1 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22044102019) 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, 648355925 + ... + 648355958.

It is an arithmetic number, because the mean of its divisors is an integer number (5835203478).

Almost surely, 2^22044102011 is an apocalyptic number.

22044102011 is a deficient number, since it is larger than the sum of its proper divisors (1296711901).

22044102011 is a wasteful number, since it uses less digits than its factorization.

22044102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296711900.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22044102011 its reverse (11020144022), we get a palindrome (33064246033).

The spelling of 22044102011 in words is "twenty-two billion, forty-four million, one hundred two thousand, eleven".