11401132242 has 16 divisors (see below), whose sum is σ = 22804052832. Its totient is φ = 3800079360.

The previous prime is 11401132241. The next prime is 11401132333. The reversal of 11401132242 is 24223110411.

It is not an unprimeable number, because it can be changed into a prime (11401132241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17013 + ... + 151959.

It is an arithmetic number, because the mean of its divisors is an integer number (1425253302).

Almost surely, 2^11401132242 is an apocalyptic number.

11401132242 is an abundant number, since it is smaller than the sum of its proper divisors (11402920590).

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

11401132242 is a wasteful number, since it uses less digits than its factorization.

11401132242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149033.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11401132242 its reverse (24223110411), we get a palindrome (35624242653).

The spelling of 11401132242 in words is "eleven billion, four hundred one million, one hundred thirty-two thousand, two hundred forty-two".