22211634365143 has 4 divisors (see below), whose sum is σ = 22213514647368. Its totient is φ = 22209754082920.

The previous prime is 22211634365101. The next prime is 22211634365231. The reversal of 22211634365143 is 34156343611222.

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 22211634365143 - 2²⁹ = 22211097494231 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 22211634365143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211634362143) 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, 940123393 + ... + 940147018.

It is an arithmetic number, because the mean of its divisors is an integer number (5553378661842).

Almost surely, 2^{22211634365143} is an apocalyptic number.

22211634365143 is a deficient number, since it is larger than the sum of its proper divisors (1880282225).

22211634365143 is a wasteful number, since it uses less digits than its factorization.

22211634365143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880282224.

The product of its digits is 622080, while the sum is 43.

Adding to 22211634365143 its reverse (34156343611222), we get a palindrome (56367977976365).

The spelling of 22211634365143 in words is "twenty-two trillion, two hundred eleven billion, six hundred thirty-four million, three hundred sixty-five thousand, one hundred forty-three".