22043154213 has 16 divisors (see below), whose sum is σ = 32665219840. Its totient is φ = 14691523392.

The previous prime is 22043154173. The next prime is 22043154229. The reversal of 22043154213 is 31245134022.

22043154213 is a `hidden beast` number, since 2 + 204 + 31 + 5 + 421 + 3 = 666.

It is not a de Polignac number, because 22043154213 - 2¹⁶ = 22043088677 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22043154293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3556 + ... + 209997.

It is an arithmetic number, because the mean of its divisors is an integer number (2041576240).

Almost surely, 2^22043154213 is an apocalyptic number.

It is an amenable number.

22043154213 is a deficient number, since it is larger than the sum of its proper divisors (10622065627).

22043154213 is a wasteful number, since it uses less digits than its factorization.

22043154213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217385 (or 217379 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 22043154213 its reverse (31245134022), we get a palindrome (53288288235).

The spelling of 22043154213 in words is "twenty-two billion, forty-three million, one hundred fifty-four thousand, two hundred thirteen".