420310143031342 has 16 divisors (see below), whose sum is σ = 630646261270272. Its totient is φ = 210094724463480.

The previous prime is 420310143031321. The next prime is 420310143031379. The reversal of 420310143031342 is 243130341013024.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489610453 + ... + 490468159.

It is an arithmetic number, because the mean of its divisors is an integer number (39415391329392).

Almost surely, 2^{420310143031342} is an apocalyptic number.

420310143031342 is a deficient number, since it is larger than the sum of its proper divisors (210336118238930).

420310143031342 is a wasteful number, since it uses less digits than its factorization.

420310143031342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927783.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 420310143031342 its reverse (243130341013024), we get a palindrome (663440484044366).

The spelling of 420310143031342 in words is "four hundred twenty trillion, three hundred ten billion, one hundred forty-three million, thirty-one thousand, three hundred forty-two".