11112424442 has 16 divisors (see below), whose sum is σ = 20170451520. Its totient is φ = 4482322368.

The previous prime is 11112424423. The next prime is 11112424457. The reversal of 11112424442 is 24442421111.

It is a super-2 number, since 2×11112424442² (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 7 ways as a sum of consecutive naturals, for example, 23345192 + ... + 23345667.

It is an arithmetic number, because the mean of its divisors is an integer number (1260653220).

Almost surely, 2^11112424442 is an apocalyptic number.

11112424442 is a deficient number, since it is larger than the sum of its proper divisors (9058027078).

11112424442 is a wasteful number, since it uses less digits than its factorization.

11112424442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46690885.

The product of its digits is 2048, while the sum is 26.

Adding to 11112424442 its reverse (24442421111), we get a palindrome (35554845553).

The spelling of 11112424442 in words is "eleven billion, one hundred twelve million, four hundred twenty-four thousand, four hundred forty-two".