1110220001 has 4 divisors (see below), whose sum is σ = 1211149104. Its totient is φ = 1009290900.

The previous prime is 1110219997. The next prime is 1110220049. The reversal of 1110220001 is 1000220111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1110220001 - 2² = 1110219997 is a prime.

It is a super-3 number, since 3×1110220001³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1110280001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50464535 + ... + 50464556.

It is an arithmetic number, because the mean of its divisors is an integer number (302787276).

Almost surely, 2^1110220001 is an apocalyptic number.

1110220001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1110220001 is a deficient number, since it is larger than the sum of its proper divisors (100929103).

1110220001 is a wasteful number, since it uses less digits than its factorization.

1110220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100929102.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1110220001 is about 33319.9640005808. The cubic root of 1110220001 is about 1035.4672059664.

Adding to 1110220001 its reverse (1000220111), we get a palindrome (2110440112).

The spelling of 1110220001 in words is "one billion, one hundred ten million, two hundred twenty thousand, one".