1122020032 has 42 divisors (see below), whose sum is σ = 2590027332. Its totient is φ = 480864384.

The previous prime is 1122020023. The next prime is 1122020041. The reversal of 1122020032 is 2300202211.

It is an interprime number because it is at equal distance from previous prime (1122020023) and next prime (1122020041).

It is a junction number, because it is equal to n+sod(n) for n = 1122019994 and 1122020021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 175758 + ... + 182029.

Almost surely, 2^1122020032 is an apocalyptic number.

It is an amenable number.

1122020032 is an abundant number, since it is smaller than the sum of its proper divisors (1468007300).

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

1122020032 is an equidigital number, since it uses as much as digits as its factorization.

1122020032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357813 (or 357796 counting only the distinct ones).

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

The square root of 1122020032 is about 33496.5674659360. The cubic root of 1122020032 is about 1039.1227908802.

Adding to 1122020032 its reverse (2300202211), we get a palindrome (3422222243).

The spelling of 1122020032 in words is "one billion, one hundred twenty-two million, twenty thousand, thirty-two".