420344114031223 has 4 divisors (see below), whose sum is σ = 420354360619648. Its totient is φ = 420333867442800.

The previous prime is 420344114031217. The next prime is 420344114031263. The reversal of 420344114031223 is 322130411443024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 420344114031223 - 2²⁵ = 420344080476791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420344114031263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5123232678 + ... + 5123314723.

It is an arithmetic number, because the mean of its divisors is an integer number (105088590154912).

Almost surely, 2^{420344114031223} is an apocalyptic number.

420344114031223 is a deficient number, since it is larger than the sum of its proper divisors (10246588425).

420344114031223 is a wasteful number, since it uses less digits than its factorization.

420344114031223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10246588424.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 420344114031223 its reverse (322130411443024), we get a palindrome (742474525474247).

The spelling of 420344114031223 in words is "four hundred twenty trillion, three hundred forty-four billion, one hundred fourteen million, thirty-one thousand, two hundred twenty-three".