11215330042 has 8 divisors (see below), whose sum is σ = 19226280096. Its totient is φ = 4806570012.

The previous prime is 11215330039. The next prime is 11215330043. The reversal of 11215330042 is 24003351211.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 11215329995 and 11215330022.

It is not an unprimeable number, because it can be changed into a prime (11215330043) 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, 400547488 + ... + 400547515.

It is an arithmetic number, because the mean of its divisors is an integer number (2403285012).

Almost surely, 2^11215330042 is an apocalyptic number.

11215330042 is a deficient number, since it is larger than the sum of its proper divisors (8010950054).

11215330042 is an equidigital number, since it uses as much as digits as its factorization.

11215330042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801095012.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 11215330042 its reverse (24003351211), we get a palindrome (35218681253).

The spelling of 11215330042 in words is "eleven billion, two hundred fifteen million, three hundred thirty thousand, forty-two".