11420144202 has 16 divisors (see below), whose sum is σ = 23457593952. Its totient is φ = 3703830480.

The previous prime is 11420144191. The next prime is 11420144209. The reversal of 11420144202 is 20244102411.

11420144202 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11420144209) 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, 25720824 + ... + 25721267.

It is an arithmetic number, because the mean of its divisors is an integer number (1466099622).

Almost surely, 2^11420144202 is an apocalyptic number.

11420144202 is an abundant number, since it is smaller than the sum of its proper divisors (12037449750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11420144202 is a wasteful number, since it uses less digits than its factorization.

11420144202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51442133.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 11420144202 its reverse (20244102411), we get a palindrome (31664246613).

The spelling of 11420144202 in words is "eleven billion, four hundred twenty million, one hundred forty-four thousand, two hundred two".