42043242202 has 16 divisors (see below), whose sum is σ = 67919954760. Its totient is φ = 19403445312.

The previous prime is 42043242139. The next prime is 42043242203. The reversal of 42043242202 is 20224234024.

It can be written as a sum of positive squares in 4 ways, for example, as 37733451001 + 4309791201 = 194251^2 + 65649^2 .

It is not an unprimeable number, because it can be changed into a prime (42043242203) 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, 553728 + ... + 625060.

Almost surely, 2^42043242202 is an apocalyptic number.

42043242202 is a deficient number, since it is larger than the sum of its proper divisors (25876712558).

42043242202 is a wasteful number, since it uses less digits than its factorization.

42043242202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94017.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 42043242202 its reverse (20224234024), we get a palindrome (62267476226).

The spelling of 42043242202 in words is "forty-two billion, forty-three million, two hundred forty-two thousand, two hundred two".