11222110112240 has 40 divisors (see below), whose sum is σ = 26098464152400. Its totient is φ = 4487629741056.

The previous prime is 11222110112051. The next prime is 11222110112249. The reversal of 11222110112240 is 4221101122211.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222110112249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18675890 + ... + 19267409.

It is an arithmetic number, because the mean of its divisors is an integer number (652461603810).

Almost surely, 2^{11222110112240} is an apocalyptic number.

11222110112240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222110112240 is an abundant number, since it is smaller than the sum of its proper divisors (14876354040160).

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

11222110112240 is a wasteful number, since it uses less digits than its factorization.

11222110112240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37947009 (or 37947003 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11222110112240 its reverse (4221101122211), we get a palindrome (15443211234451).

The spelling of 11222110112240 in words is "eleven trillion, two hundred twenty-two billion, one hundred ten million, one hundred twelve thousand, two hundred forty".