11101551553223 has 4 divisors (see below), whose sum is σ = 11459666119488. Its totient is φ = 10743436986960.

The previous prime is 11101551553217. The next prime is 11101551553273. The reversal of 11101551553223 is 32235515510111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11101551553223 - 2⁴ = 11101551553207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101551553273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179057283086 + ... + 179057283147.

It is an arithmetic number, because the mean of its divisors is an integer number (2864916529872).

Almost surely, 2^{11101551553223} is an apocalyptic number.

11101551553223 is a deficient number, since it is larger than the sum of its proper divisors (358114566265).

11101551553223 is an equidigital number, since it uses as much as digits as its factorization.

11101551553223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358114566264.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 11101551553223 in words is "eleven trillion, one hundred one billion, five hundred fifty-one million, five hundred fifty-three thousand, two hundred twenty-three".