42012103202 has 8 divisors (see below), whose sum is σ = 63667826796. Its totient is φ = 20789494272.

The previous prime is 42012103157. The next prime is 42012103207. The reversal of 42012103202 is 20230121024.

It can be written as a sum of positive squares in 2 ways, for example, as 39924435721 + 2087667481 = 199811^2 + 45691^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42012103207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108278423 + ... + 108278810.

Almost surely, 2^42012103202 is an apocalyptic number.

42012103202 is a deficient number, since it is larger than the sum of its proper divisors (21655723594).

42012103202 is a wasteful number, since it uses less digits than its factorization.

42012103202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216557332.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 42012103202 its reverse (20230121024), we get a palindrome (62242224226).

The spelling of 42012103202 in words is "forty-two billion, twelve million, one hundred three thousand, two hundred two".