42240434102 has 8 divisors (see below), whose sum is σ = 63625759200. Its totient is φ = 21031847704.

The previous prime is 42240434083. The next prime is 42240434143. The reversal of 42240434102 is 20143404224.

It is a happy number.

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, 44184077 + ... + 44185032.

It is an arithmetic number, because the mean of its divisors is an integer number (7953219900).

Almost surely, 2^42240434102 is an apocalyptic number.

42240434102 is a deficient number, since it is larger than the sum of its proper divisors (21385325098).

42240434102 is a wasteful number, since it uses less digits than its factorization.

42240434102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88369350.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 42240434102 its reverse (20143404224), we get a palindrome (62383838326).

The spelling of 42240434102 in words is "forty-two billion, two hundred forty million, four hundred thirty-four thousand, one hundred two".