11213402242 has 32 divisors (see below), whose sum is σ = 19462765824. Its totient is φ = 4746168000.

The previous prime is 11213402237. The next prime is 11213402257. The reversal of 11213402242 is 24220431211.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350392 + ... + 381052.

It is an arithmetic number, because the mean of its divisors is an integer number (608211432).

Almost surely, 2^11213402242 is an apocalyptic number.

11213402242 is a deficient number, since it is larger than the sum of its proper divisors (8249363582).

11213402242 is a wasteful number, since it uses less digits than its factorization.

11213402242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30994.

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

Adding to 11213402242 its reverse (24220431211), we get a palindrome (35433833453).

The spelling of 11213402242 in words is "eleven billion, two hundred thirteen million, four hundred two thousand, two hundred forty-two".