11142201244 has 48 divisors (see below), whose sum is σ = 20324102400. Its totient is φ = 5338400256.

The previous prime is 11142201229. The next prime is 11142201247. The reversal of 11142201244 is 44210224111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11142201247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14718514 + ... + 14719270.

It is an arithmetic number, because the mean of its divisors is an integer number (423418800).

Almost surely, 2^11142201244 is an apocalyptic number.

It is an amenable number.

11142201244 is a deficient number, since it is larger than the sum of its proper divisors (9181901156).

11142201244 is a wasteful number, since it uses less digits than its factorization.

11142201244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582 (or 1580 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 11142201244 its reverse (44210224111), we get a palindrome (55352425355).

The spelling of 11142201244 in words is "eleven billion, one hundred forty-two million, two hundred one thousand, two hundred forty-four".