1122032020 has 24 divisors (see below), whose sum is σ = 2363856768. Its totient is φ = 447367200.

The previous prime is 1122032017. The next prime is 1122032063. The reversal of 1122032020 is 202302211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83976 + ... + 96415.

It is an arithmetic number, because the mean of its divisors is an integer number (98494032).

Almost surely, 2^1122032020 is an apocalyptic number.

1122032020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122032020 is an abundant number, since it is smaller than the sum of its proper divisors (1241824748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122032020 is a wasteful number, since it uses less digits than its factorization.

1122032020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180711 (or 180709 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1122032020 is about 33496.7464091664. The cubic root of 1122032020 is about 1039.1264916340.

Adding to 1122032020 its reverse (202302211), we get a palindrome (1324334231).

The spelling of 1122032020 in words is "one billion, one hundred twenty-two million, thirty-two thousand, twenty".