22431234352403 has 2 divisors, whose sum is σ = 22431234352404. Its totient is φ = 22431234352402.

The previous prime is 22431234352379. The next prime is 22431234352463. The reversal of 22431234352403 is 30425343213422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22431234352403 - 2⁴² = 18033187841299 is a prime.

It is not a weakly prime, because it can be changed into another prime (22431234352463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11215617176201 + 11215617176202.

It is an arithmetic number, because the mean of its divisors is an integer number (11215617176202).

Almost surely, 2^{22431234352403} is an apocalyptic number.

22431234352403 is a deficient number, since it is larger than the sum of its proper divisors (1).

22431234352403 is an equidigital number, since it uses as much as digits as its factorization.

22431234352403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 38.

Adding to 22431234352403 its reverse (30425343213422), we get a palindrome (52856577565825).

The spelling of 22431234352403 in words is "twenty-two trillion, four hundred thirty-one billion, two hundred thirty-four million, three hundred fifty-two thousand, four hundred three".