420224110142 has 8 divisors (see below), whose sum is σ = 632847465432. Its totient is φ = 209274955000.

The previous prime is 420224110139. The next prime is 420224110157. The reversal of 420224110142 is 241011422024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418549409 + ... + 418550412.

It is an arithmetic number, because the mean of its divisors is an integer number (79105933179).

Almost surely, 2^420224110142 is an apocalyptic number.

420224110142 is a deficient number, since it is larger than the sum of its proper divisors (212623355290).

420224110142 is a wasteful number, since it uses less digits than its factorization.

420224110142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837100074.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 420224110142 its reverse (241011422024), we get a palindrome (661235532166).

The spelling of 420224110142 in words is "four hundred twenty billion, two hundred twenty-four million, one hundred ten thousand, one hundred forty-two".