1111042422440 has 32 divisors (see below), whose sum is σ = 2608534385280. Its totient is φ = 425094491712.

The previous prime is 1111042422361. The next prime is 1111042422461. The reversal of 1111042422440 is 442242401111.

It is a super-2 number, since 2×1111042422440² (a number of 25 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, 603826484 + ... + 603828323.

It is an arithmetic number, because the mean of its divisors is an integer number (81516699540).

Almost surely, 2^{1111042422440} is an apocalyptic number.

1111042422440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111042422440 is an abundant number, since it is smaller than the sum of its proper divisors (1497491962840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111042422440 is a wasteful number, since it uses less digits than its factorization.

1111042422440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207654841 (or 1207654837 counting only the distinct ones).

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

Adding to 1111042422440 its reverse (442242401111), we get a palindrome (1553284823551).

The spelling of 1111042422440 in words is "one trillion, one hundred eleven billion, forty-two million, four hundred twenty-two thousand, four hundred forty".