42303506242242 has 32 divisors (see below), whose sum is σ = 96697875935232. Its totient is φ = 12086197646544.

The previous prime is 42303506242163. The next prime is 42303506242259. The reversal of 42303506242242 is 24224260530324.

It is a self number, because there is not a number n which added to its sum of digits gives 42303506242242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20609548 + ... + 22569015.

It is an arithmetic number, because the mean of its divisors is an integer number (3021808622976).

Almost surely, 2^{42303506242242} is an apocalyptic number.

42303506242242 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42303506242242 is an abundant number, since it is smaller than the sum of its proper divisors (54394369692990).

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

42303506242242 is a wasteful number, since it uses less digits than its factorization.

42303506242242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43201902.

The product of its (nonzero) digits is 552960, while the sum is 39.

Adding to 42303506242242 its reverse (24224260530324), we get a palindrome (66527766772566).

The spelling of 42303506242242 in words is "forty-two trillion, three hundred three billion, five hundred six million, two hundred forty-two thousand, two hundred forty-two".