1020000022 has 4 divisors (see below), whose sum is σ = 1530000036. Its totient is φ = 510000010.

The previous prime is 1020000013. The next prime is 1020000061. The reversal of 1020000022 is 2200000201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255000004 + ... + 255000007.

It is an arithmetic number, because the mean of its divisors is an integer number (382500009).

Almost surely, 2^1020000022 is an apocalyptic number.

1020000022 is a deficient number, since it is larger than the sum of its proper divisors (510000014).

1020000022 is an equidigital number, since it uses as much as digits as its factorization.

1020000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510000013.

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 1020000022 is about 31937.4391897660. The cubic root of 1020000022 is about 1006.6227167973.

Adding to 1020000022 its reverse (2200000201), we get a palindrome (3220000223).

The spelling of 1020000022 in words is "one billion, twenty million, twenty-two", and thus it is an aban number and an uban number.