11601242222 has 4 divisors (see below), whose sum is σ = 17401863336. Its totient is φ = 5800621110.

The previous prime is 11601242209. The next prime is 11601242299. The reversal of 11601242222 is 22224210611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22224210611 = 28547 ⋅778513.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2900310554 + ... + 2900310557.

It is an arithmetic number, because the mean of its divisors is an integer number (4350465834).

Almost surely, 2^11601242222 is an apocalyptic number.

11601242222 is a deficient number, since it is larger than the sum of its proper divisors (5800621114).

11601242222 is an equidigital number, since it uses as much as digits as its factorization.

11601242222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5800621113.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 11601242222 its reverse (22224210611), we get a palindrome (33825452833).

The spelling of 11601242222 in words is "eleven billion, six hundred one million, two hundred forty-two thousand, two hundred twenty-two".