1010021022 has 32 divisors (see below), whose sum is σ = 2247356160. Its totient is φ = 336243960.

The previous prime is 1010021021. The next prime is 1010021041. The reversal of 1010021022 is 2201200101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1010020995 and 1010021013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010021021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32263 + ... + 55325.

It is an arithmetic number, because the mean of its divisors is an integer number (70229880).

Almost surely, 2^1010021022 is an apocalyptic number.

1010021022 is an abundant number, since it is smaller than the sum of its proper divisors (1237335138).

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

1010021022 is a wasteful number, since it uses less digits than its factorization.

1010021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23885 (or 23879 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1010021022 is about 31780.8278998518. The cubic root of 1010021022 is about 1003.3292444974.

Adding to 1010021022 its reverse (2201200101), we get a palindrome (3211221123).

The spelling of 1010021022 in words is "one billion, ten million, twenty-one thousand, twenty-two".