12202013242 has 4 divisors (see below), whose sum is σ = 18303019866. Its totient is φ = 6101006620.

The previous prime is 12202013231. The next prime is 12202013269. The reversal of 12202013242 is 24231020221.

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., 6960398041 + 5241615201 = 83429^2 + 72399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3050503309 + ... + 3050503312.

Almost surely, 2^12202013242 is an apocalyptic number.

12202013242 is a deficient number, since it is larger than the sum of its proper divisors (6101006624).

12202013242 is an equidigital number, since it uses as much as digits as its factorization.

12202013242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6101006623.

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

Adding to 12202013242 its reverse (24231020221), we get a palindrome (36433033463).

The spelling of 12202013242 in words is "twelve billion, two hundred two million, thirteen thousand, two hundred forty-two".