420310103442 has 16 divisors (see below), whose sum is σ = 853166777952. Its totient is φ = 138012272640.

The previous prime is 420310103419. The next prime is 420310103449. The reversal of 420310103442 is 244301013024.

It is not an unprimeable number, because it can be changed into a prime (420310103449) 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, 522773359 + ... + 522774162.

It is an arithmetic number, because the mean of its divisors is an integer number (53322923622).

Almost surely, 2^420310103442 is an apocalyptic number.

420310103442 is an abundant number, since it is smaller than the sum of its proper divisors (432856674510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420310103442 is a wasteful number, since it uses less digits than its factorization.

420310103442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045547593.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 420310103442 its reverse (244301013024), we get a palindrome (664611116466).

The spelling of 420310103442 in words is "four hundred twenty billion, three hundred ten million, one hundred three thousand, four hundred forty-two".