1111012243240 has 32 divisors (see below), whose sum is σ = 2500425002880. Its totient is φ = 444289794112.

The previous prime is 1111012243223. The next prime is 1111012243277. The reversal of 1111012243240 is 423422101111.

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, 3440524 + ... + 3749563.

It is an arithmetic number, because the mean of its divisors is an integer number (78138281340).

Almost surely, 2^{1111012243240} is an apocalyptic number.

1111012243240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111012243240 is an abundant number, since it is smaller than the sum of its proper divisors (1389412759640).

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

1111012243240 is a wasteful number, since it uses less digits than its factorization.

1111012243240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7193961 (or 7193957 counting only the distinct ones).

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

Adding to 1111012243240 its reverse (423422101111), we get a palindrome (1534434344351).

The spelling of 1111012243240 in words is "one trillion, one hundred eleven billion, twelve million, two hundred forty-three thousand, two hundred forty".