420230134223 has 12 divisors (see below), whose sum is σ = 441118331808. Its totient is φ = 400291256640.

The previous prime is 420230134153. The next prime is 420230134277. The reversal of 420230134223 is 322431032024.

It is not a de Polignac number, because 420230134223 - 2¹⁸ = 420229872079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 420230134192 and 420230134201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420230134283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1520615 + ... + 1775592.

It is an arithmetic number, because the mean of its divisors is an integer number (36759860984).

Almost surely, 2^420230134223 is an apocalyptic number.

420230134223 is a deficient number, since it is larger than the sum of its proper divisors (20888197585).

420230134223 is a wasteful number, since it uses less digits than its factorization.

420230134223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3296494 (or 3296471 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 420230134223 its reverse (322431032024), we get a palindrome (742661166247).

The spelling of 420230134223 in words is "four hundred twenty billion, two hundred thirty million, one hundred thirty-four thousand, two hundred twenty-three".