22100034434423 has 32 divisors (see below), whose sum is σ = 24522373900800. Its totient is φ = 19749906288000.

The previous prime is 22100034434411. The next prime is 22100034434431. The reversal of 22100034434423 is 32443443000122.

It is a cyclic number.

It is not a de Polignac number, because 22100034434423 - 2⁸ = 22100034434167 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 22100034434423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22100034434453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91215440 + ... + 91457402.

It is an arithmetic number, because the mean of its divisors is an integer number (766324184400).

Almost surely, 2^{22100034434423} is an apocalyptic number.

22100034434423 is a deficient number, since it is larger than the sum of its proper divisors (2422339466377).

22100034434423 is a wasteful number, since it uses less digits than its factorization.

22100034434423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242663.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 22100034434423 its reverse (32443443000122), we get a palindrome (54543477434545).

The spelling of 22100034434423 in words is "twenty-two trillion, one hundred billion, thirty-four million, four hundred thirty-four thousand, four hundred twenty-three".