1122420411 has 18 divisors (see below), whose sum is σ = 1885972452. Its totient is φ = 641382840.

The previous prime is 1122420407. The next prime is 1122420433. The reversal of 1122420411 is 1140242211.

1122420411 is a `hidden beast` number, since 1 + 12 + 242 + 0 + 411 = 666.

It is not a de Polignac number, because 1122420411 - 2² = 1122420407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122420451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1272145 + ... + 1273026.

Almost surely, 2^1122420411 is an apocalyptic number.

1122420411 is a deficient number, since it is larger than the sum of its proper divisors (763552041).

1122420411 is a wasteful number, since it uses less digits than its factorization.

1122420411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545191 (or 2545181 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1122420411 is about 33502.5433512144. The cubic root of 1122420411 is about 1039.2463755623.

Adding to 1122420411 its reverse (1140242211), we get a palindrome (2262662622).

The spelling of 1122420411 in words is "one billion, one hundred twenty-two million, four hundred twenty thousand, four hundred eleven".