11310221343242 has 32 divisors (see below), whose sum is σ = 18309094308864. Its totient is φ = 5224696963200.

The previous prime is 11310221343139. The next prime is 11310221343247. The reversal of 11310221343242 is 24234312201311.

It is a happy number.

11310221343242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11310221343242² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11310221343247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6868793 + ... + 8354684.

It is an arithmetic number, because the mean of its divisors is an integer number (572159197152).

Almost surely, 2^{11310221343242} is an apocalyptic number.

11310221343242 is a deficient number, since it is larger than the sum of its proper divisors (6998872965622).

11310221343242 is a wasteful number, since it uses less digits than its factorization.

11310221343242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15224054.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 11310221343242 its reverse (24234312201311), we get a palindrome (35544533544553).

The spelling of 11310221343242 in words is "eleven trillion, three hundred ten billion, two hundred twenty-one million, three hundred forty-three thousand, two hundred forty-two".