11223455567890 has 32 divisors (see below), whose sum is σ = 20748509308224. Its totient is φ = 4367987922240.

The previous prime is 11223455567881. The next prime is 11223455567899. The reversal of 11223455567890 is 9876555432211.

It is an interprime number because it is at equal distance from previous prime (11223455567881) and next prime (11223455567899).

It is not an unprimeable number, because it can be changed into a prime (11223455567899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35000385 + ... + 35319595.

It is an arithmetic number, because the mean of its divisors is an integer number (648390915882).

It is a 2-persistent number, because it is pandigital, and so is 2⋅11223455567890 = 22446911135780, but 3⋅11223455567890 = 33670366703670 is not.

Almost surely, 2^{11223455567890} is an apocalyptic number.

11223455567890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11223455567890 is a deficient number, since it is larger than the sum of its proper divisors (9525053740334).

11223455567890 is a wasteful number, since it uses less digits than its factorization.

11223455567890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414282.

The product of its (nonzero) digits is 18144000, while the sum is 58.

The spelling of 11223455567890 in words is "eleven trillion, two hundred twenty-three billion, four hundred fifty-five million, five hundred sixty-seven thousand, eight hundred ninety".