1122021122 has 8 divisors (see below), whose sum is σ = 1683532236. Its totient is φ = 560843712.

The previous prime is 1122021091. The next prime is 1122021139. The reversal of 1122021122 is 2211202211.

It can be written as a sum of positive squares in 2 ways, for example, as 1067394241 + 54626881 = 32671^2 + 7391^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1122021097 and 1122021106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74843 + ... + 88574.

Almost surely, 2^1122021122 is an apocalyptic number.

1122021122 is a deficient number, since it is larger than the sum of its proper divisors (561511114).

1122021122 is a wasteful number, since it uses less digits than its factorization.

1122021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166852.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1122021122 is about 33496.5837362559. The cubic root of 1122021122 is about 1039.1231273696.

Adding to 1122021122 its reverse (2211202211), we get a palindrome (3333223333).

The spelling of 1122021122 in words is "one billion, one hundred twenty-two million, twenty-one thousand, one hundred twenty-two".