1122011122 has 8 divisors (see below), whose sum is σ = 1684257372. Its totient is φ = 560592000.

The previous prime is 1122011089. The next prime is 1122011129. The reversal of 1122011122 is 2211102211.

It can be written as a sum of positive squares in 2 ways, for example, as 1102306401 + 19704721 = 33201^2 + 4439^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1122011129) 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, 203379 + ... + 208822.

Almost surely, 2^1122011122 is an apocalyptic number.

1122011122 is a deficient number, since it is larger than the sum of its proper divisors (562246250).

1122011122 is a wasteful number, since it uses less digits than its factorization.

1122011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413564.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1122011122 is about 33496.4344669698. The cubic root of 1122011122 is about 1039.1200403028.

Adding to 1122011122 its reverse (2211102211), we get a palindrome (3333113333).

The spelling of 1122011122 in words is "one billion, one hundred twenty-two million, eleven thousand, one hundred twenty-two".