22403123343 has 32 divisors (see below), whose sum is σ = 35022067200. Its totient is φ = 14125497408.

The previous prime is 22403123341. The next prime is 22403123359. The reversal of 22403123343 is 34332130422.

22403123343 is a `hidden beast` number, since 2 + 2 + 4 + 0 + 312 + 3 + 343 = 666.

It is not a de Polignac number, because 22403123343 - 2¹ = 22403123341 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22403123341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147405 + ... + 257942.

It is an arithmetic number, because the mean of its divisors is an integer number (1094439600).

Almost surely, 2^22403123343 is an apocalyptic number.

22403123343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22403123343 is a deficient number, since it is larger than the sum of its proper divisors (12618943857).

22403123343 is a wasteful number, since it uses less digits than its factorization.

22403123343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405468 (or 405462 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 22403123343 its reverse (34332130422), we get a palindrome (56735253765).

The spelling of 22403123343 in words is "twenty-two billion, four hundred three million, one hundred twenty-three thousand, three hundred forty-three".