11431420202 has 8 divisors (see below), whose sum is σ = 17224023936. Its totient is φ = 5690078892.

The previous prime is 11431420201. The next prime is 11431420219. The reversal of 11431420202 is 20202413411.

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 (11431420201) 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, 12815048 + ... + 12815939.

It is an arithmetic number, because the mean of its divisors is an integer number (2153002992).

Almost surely, 2^11431420202 is an apocalyptic number.

11431420202 is a deficient number, since it is larger than the sum of its proper divisors (5792603734).

11431420202 is a wasteful number, since it uses less digits than its factorization.

11431420202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25631212.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11431420202 its reverse (20202413411), we get a palindrome (31633833613).

The spelling of 11431420202 in words is "eleven billion, four hundred thirty-one million, four hundred twenty thousand, two hundred two".