1020022300 has 72 divisors (see below), whose sum is σ = 2422501200. Its totient is φ = 369715200.

The previous prime is 1020022279. The next prime is 1020022301. The reversal of 1020022300 is 32200201.

1020022300 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 (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020022301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 382572 + ... + 385228.

It is an arithmetic number, because the mean of its divisors is an integer number (33645850).

Almost surely, 2^1020022300 is an apocalyptic number.

1020022300 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 1020022300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1211250600).

1020022300 is an abundant number, since it is smaller than the sum of its proper divisors (1402478900).

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

1020022300 is a wasteful number, since it uses less digits than its factorization.

1020022300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3031 (or 3024 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 1020022300 is about 31937.7879634767. The cubic root of 1020022300 is about 1006.6300453519.

Adding to 1020022300 its reverse (32200201), we get a palindrome (1052222501).

The spelling of 1020022300 in words is "one billion, twenty million, twenty-two thousand, three hundred".