1020020422 has 32 divisors (see below), whose sum is σ = 1662094080. Its totient is φ = 468024480.

The previous prime is 1020020401. The next prime is 1020020447. The reversal of 1020020422 is 2240200201.

1020020422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1020020422² = 2080883322594116168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215097 + ... + 219787.

It is an arithmetic number, because the mean of its divisors is an integer number (51940440).

Almost surely, 2^1020020422 is an apocalyptic number.

1020020422 is a deficient number, since it is larger than the sum of its proper divisors (642073658).

1020020422 is a wasteful number, since it uses less digits than its factorization.

1020020422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4908.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1020020422 is about 31937.7585625541. The cubic root of 1020020422 is about 1006.6294275705.

Adding to 1020020422 its reverse (2240200201), we get a palindrome (3260220623).

The spelling of 1020020422 in words is "one billion, twenty million, twenty thousand, four hundred twenty-two".