11401430242 has 8 divisors (see below), whose sum is σ = 17225182800. Its totient is φ = 5659702644.

The previous prime is 11401430221. The next prime is 11401430291. The reversal of 11401430242 is 24203410411.

It is a happy number.

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

It is a super-2 number, since 2×11401430242² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20505892 + ... + 20506447.

It is an arithmetic number, because the mean of its divisors is an integer number (2153147850).

Almost surely, 2^11401430242 is an apocalyptic number.

11401430242 is a deficient number, since it is larger than the sum of its proper divisors (5823752558).

11401430242 is a wasteful number, since it uses less digits than its factorization.

11401430242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41012480.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11401430242 its reverse (24203410411), we get a palindrome (35604840653).

The spelling of 11401430242 in words is "eleven billion, four hundred one million, four hundred thirty thousand, two hundred forty-two".