1122220011 has 8 divisors (see below), whose sum is σ = 1632320064. Its totient is φ = 680133320.

The previous prime is 1122219991. The next prime is 1122220013. The reversal of 1122220011 is 1100222211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122220011 - 2⁶ = 1122219947 is a prime.

It is a super-3 number, since 3×1122220011³ (a number of 28 digits) contains 333 as substring.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1122220013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17003301 + ... + 17003366.

It is an arithmetic number, because the mean of its divisors is an integer number (204040008).

Almost surely, 2^1122220011 is an apocalyptic number.

1122220011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1122220011 is a deficient number, since it is larger than the sum of its proper divisors (510100053).

1122220011 is a wasteful number, since it uses less digits than its factorization.

1122220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34006681.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1122220011 is about 33499.5523999948. The cubic root of 1122220011 is about 1039.1845219207.

Adding to 1122220011 its reverse (1100222211), we get a palindrome (2222442222).

It can be divided in two parts, 11222200 and 11, that added together give a palindrome (11222211).

The spelling of 1122220011 in words is "one billion, one hundred twenty-two million, two hundred twenty thousand, eleven".