421301043142 has 16 divisors (see below), whose sum is σ = 722313937152. Its totient is φ = 180536695560.

The previous prime is 421301043127. The next prime is 421301043143. The reversal of 421301043142 is 241340103124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421301043143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1615584 + ... + 1858147.

It is an arithmetic number, because the mean of its divisors is an integer number (45144621072).

Almost surely, 2^421301043142 is an apocalyptic number.

421301043142 is a deficient number, since it is larger than the sum of its proper divisors (301012894010).

421301043142 is a wasteful number, since it uses less digits than its factorization.

421301043142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3482403.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 421301043142 its reverse (241340103124), we get a palindrome (662641146266).

The spelling of 421301043142 in words is "four hundred twenty-one billion, three hundred one million, forty-three thousand, one hundred forty-two".