11111304442 has 8 divisors (see below), whose sum is σ = 19047950496. Its totient is φ = 4761987612.

The previous prime is 11111304433. The next prime is 11111304461. The reversal of 11111304442 is 24440311111.

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

It is a super-2 number, since 2×11111304442² (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, 396832288 + ... + 396832315.

It is an arithmetic number, because the mean of its divisors is an integer number (2380993812).

Almost surely, 2^11111304442 is an apocalyptic number.

11111304442 is a deficient number, since it is larger than the sum of its proper divisors (7936646054).

11111304442 is an equidigital number, since it uses as much as digits as its factorization.

11111304442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793664612.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 11111304442 its reverse (24440311111), we get a palindrome (35551615553).

The spelling of 11111304442 in words is "eleven billion, one hundred eleven million, three hundred four thousand, four hundred forty-two".