11402242111 has 8 divisors (see below), whose sum is σ = 12813222240. Its totient is φ = 10067531232.

The previous prime is 11402242109. The next prime is 11402242123. The reversal of 11402242111 is 11124220411.

It is a happy number.

11402242111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11402242111 - 2¹ = 11402242109 is a prime.

It is a super-2 number, since 2×11402242111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11402242211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19066996 + ... + 19067593.

It is an arithmetic number, because the mean of its divisors is an integer number (1601652780).

Almost surely, 2^11402242111 is an apocalyptic number.

11402242111 is a deficient number, since it is larger than the sum of its proper divisors (1410980129).

11402242111 is a wasteful number, since it uses less digits than its factorization.

11402242111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38134625.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11402242111 its reverse (11124220411), we get a palindrome (22526462522).

The spelling of 11402242111 in words is "eleven billion, four hundred two million, two hundred forty-two thousand, one hundred eleven".