22434453035421 has 16 divisors (see below), whose sum is σ = 34302508404864. Its totient is φ = 12775934245824.

The previous prime is 22434453035411. The next prime is 22434453035537. The reversal of 22434453035421 is 12453035443422.

It is not a de Polignac number, because 22434453035421 - 2⁹ = 22434453034909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22434453035411) 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, 1823043826 + ... + 1823056131.

It is an arithmetic number, because the mean of its divisors is an integer number (2143906775304).

Almost surely, 2^{22434453035421} is an apocalyptic number.

22434453035421 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22434453035421 is a deficient number, since it is larger than the sum of its proper divisors (11868055369443).

22434453035421 is a wasteful number, since it uses less digits than its factorization.

22434453035421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3646100260.

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 22434453035421 its reverse (12453035443422), we get a palindrome (34887488478843).

The spelling of 22434453035421 in words is "twenty-two trillion, four hundred thirty-four billion, four hundred fifty-three million, thirty-five thousand, four hundred twenty-one".