42224442202 has 4 divisors (see below), whose sum is σ = 63336663306. Its totient is φ = 21112221100.

The previous prime is 42224442193. The next prime is 42224442209. The reversal of 42224442202 is 20224442224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35883346041 + 6341096161 = 189429^2 + 79631^2 .

It is not an unprimeable number, because it can be changed into a prime (42224442209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10556110549 + ... + 10556110552.

Almost surely, 2^42224442202 is an apocalyptic number.

42224442202 is a deficient number, since it is larger than the sum of its proper divisors (21112221104).

42224442202 is a wasteful number, since it uses less digits than its factorization.

42224442202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21112221103.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 42224442202 its reverse (20224442224), we get a palindrome (62448884426).

The spelling of 42224442202 in words is "forty-two billion, two hundred twenty-four million, four hundred forty-two thousand, two hundred two".