1022232120 has 384 divisors, whose sum is σ = 3943779840. Its totient is φ = 209986560.

The previous prime is 1022232109. The next prime is 1022232143. The reversal of 1022232120 is 212322201.

It is a happy number.

1022232120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1022232120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3286765 + ... + 3287075.

It is an arithmetic number, because the mean of its divisors is an integer number (10270260).

Almost surely, 2^1022232120 is an apocalyptic number.

1022232120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022232120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1971889920).

1022232120 is an abundant number, since it is smaller than the sum of its proper divisors (2921547720).

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

1022232120 is a wasteful number, since it uses less digits than its factorization.

1022232120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1022232120 is about 31972.3649422435. The cubic root of 1022232120 is about 1007.3564565101.

Adding to 1022232120 its reverse (212322201), we get a palindrome (1234554321).

The spelling of 1022232120 in words is "one billion, twenty-two million, two hundred thirty-two thousand, one hundred twenty".