1122022011 has 8 divisors (see below), whose sum is σ = 1632032064. Its totient is φ = 680013320.

The previous prime is 1122022007. The next prime is 1122022037. The reversal of 1122022011 is 1102202211.

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 1122022011 - 2² = 1122022007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122022081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17000301 + ... + 17000366.

It is an arithmetic number, because the mean of its divisors is an integer number (204004008).

Almost surely, 2^1122022011 is an apocalyptic number.

1122022011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1122022011 is a deficient number, since it is larger than the sum of its proper divisors (510010053).

1122022011 is a wasteful number, since it uses less digits than its factorization.

1122022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34000681.

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

The square root of 1122022011 is about 33496.5970062632. The cubic root of 1122022011 is about 1039.1234018089.

Adding to 1122022011 its reverse (1102202211), we get a palindrome (2224224222).

It can be divided in two parts, 11 and 22022011, that added together give a palindrome (22022022).

The spelling of 1122022011 in words is "one billion, one hundred twenty-two million, twenty-two thousand, eleven".