420320020334 has 16 divisors (see below), whose sum is σ = 632109272256. Its totient is φ = 209617308000.

The previous prime is 420320020301. The next prime is 420320020363. The reversal of 420320020334 is 433020023024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2162984 + ... + 2349284.

It is an arithmetic number, because the mean of its divisors is an integer number (39506829516).

Almost surely, 2^420320020334 is an apocalyptic number.

420320020334 is a deficient number, since it is larger than the sum of its proper divisors (211789251922).

420320020334 is a wasteful number, since it uses less digits than its factorization.

420320020334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189211.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 420320020334 its reverse (433020023024), we get a palindrome (853340043358).

The spelling of 420320020334 in words is "four hundred twenty billion, three hundred twenty million, twenty thousand, three hundred thirty-four".