11110221112011 has 16 divisors (see below), whose sum is σ = 16947368385024. Its totient is φ = 6342132412224.

The previous prime is 11110221111991. The next prime is 11110221112037. The reversal of 11110221112011 is 11021112201111.

It is not a de Polignac number, because 11110221112011 - 2²¹ = 11110219014859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11110221112091) 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, 273536130 + ... + 273576743.

It is an arithmetic number, because the mean of its divisors is an integer number (1059210524064).

Almost surely, 2^{11110221112011} is an apocalyptic number.

11110221112011 is a deficient number, since it is larger than the sum of its proper divisors (5837147273013).

11110221112011 is an equidigital number, since it uses as much as digits as its factorization.

11110221112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547113850.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11110221112011 its reverse (11021112201111), we get a palindrome (22131333313122).

The spelling of 11110221112011 in words is "eleven trillion, one hundred ten billion, two hundred twenty-one million, one hundred twelve thousand, eleven".