1242231202 has 16 divisors (see below), whose sum is σ = 1914500952. Its totient is φ = 604154880.

The previous prime is 1242231187. The next prime is 1242231223. The reversal of 1242231202 is 2021322421.

It can be written as a sum of positive squares in 4 ways, for example, as 1039482081 + 202749121 = 32241^2 + 14239^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1242231202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5158 + ... + 50110.

Almost surely, 2^1242231202 is an apocalyptic number.

1242231202 is a deficient number, since it is larger than the sum of its proper divisors (672269750).

1242231202 is a wasteful number, since it uses less digits than its factorization.

1242231202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45333.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1242231202 is about 35245.3004243119. The cubic root of 1242231202 is about 1074.9810566700.

Adding to 1242231202 its reverse (2021322421), we get a palindrome (3263553623).

The spelling of 1242231202 in words is "one billion, two hundred forty-two million, two hundred thirty-one thousand, two hundred two".