11542889222 has 8 divisors (see below), whose sum is σ = 17315149656. Its totient is φ = 5771172672.

The previous prime is 11542889221. The next prime is 11542889231. The reversal of 11542889222 is 22298824511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11542889221) 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, 77963 + ... + 170774.

It is an arithmetic number, because the mean of its divisors is an integer number (2164393707).

Almost surely, 2^11542889222 is an apocalyptic number.

11542889222 is a deficient number, since it is larger than the sum of its proper divisors (5772260434).

11542889222 is a wasteful number, since it uses less digits than its factorization.

11542889222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271942.

The product of its digits is 184320, while the sum is 44.

The spelling of 11542889222 in words is "eleven billion, five hundred forty-two million, eight hundred eighty-nine thousand, two hundred twenty-two".