22044142211 has 32 divisors (see below), whose sum is σ = 27634790400. Its totient is φ = 17118760320.

The previous prime is 22044142207. The next prime is 22044142213. The reversal of 22044142211 is 11224144022.

It is not a de Polignac number, because 22044142211 - 2² = 22044142207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22044142213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3803726 + ... + 3809516.

It is an arithmetic number, because the mean of its divisors is an integer number (863587200).

Almost surely, 2^22044142211 is an apocalyptic number.

22044142211 is a deficient number, since it is larger than the sum of its proper divisors (5590648189).

22044142211 is a wasteful number, since it uses less digits than its factorization.

22044142211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6579.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 22044142211 its reverse (11224144022), we get a palindrome (33268286233).

The spelling of 22044142211 in words is "twenty-two billion, forty-four million, one hundred forty-two thousand, two hundred eleven".