1020005022 has 16 divisors (see below), whose sum is σ = 2040894720. Its totient is φ = 339854232.

The previous prime is 1020005003. The next prime is 1020005053. The reversal of 1020005022 is 2205000201.

1020005022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1020004989 and 1020005007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21372 + ... + 49967.

It is an arithmetic number, because the mean of its divisors is an integer number (127555920).

Almost surely, 2^1020005022 is an apocalyptic number.

1020005022 is an abundant number, since it is smaller than the sum of its proper divisors (1020889698).

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

1020005022 is a wasteful number, since it uses less digits than its factorization.

1020005022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73727.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 1020005022 is about 31937.5174677056. The cubic root of 1020005022 is about 1006.6243616029.

Adding to 1020005022 its reverse (2205000201), we get a palindrome (3225005223).

The spelling of 1020005022 in words is "one billion, twenty million, five thousand, twenty-two".