10020022002 has 32 divisors (see below), whose sum is σ = 22302878400. Its totient is φ = 3334582944.

The previous prime is 10020021983. The next prime is 10020022043. The reversal of 10020022002 is 20022002001.

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

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 in 15 ways as a sum of consecutive naturals, for example, 117052 + ... + 183687.

It is an arithmetic number, because the mean of its divisors is an integer number (696964950).

Almost surely, 2^10020022002 is an apocalyptic number.

10020022002 is an abundant number, since it is smaller than the sum of its proper divisors (12282856398).

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

10020022002 is a wasteful number, since it uses less digits than its factorization.

10020022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301367 (or 301361 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 10020022002 its reverse (20022002001), we get a palindrome (30042024003).

It can be divided in two parts, 1002002 and 2002, that added together give a square (1004004 = 1002²).

The spelling of 10020022002 in words is "ten billion, twenty million, twenty-two thousand, two".