10022002002 has 48 divisors (see below), whose sum is σ = 22343761440. Its totient is φ = 3244703616.

The previous prime is 10022001989. The next prime is 10022002009. The reversal of 10022002002 is 20020022001.

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

It is not an unprimeable number, because it can be changed into a prime (10022002009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102378 + ... + 174714.

It is an arithmetic number, because the mean of its divisors is an integer number (465495030).

Almost surely, 2^10022002002 is an apocalyptic number.

10022002002 is an abundant number, since it is smaller than the sum of its proper divisors (12321759438).

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

10022002002 is a wasteful number, since it uses less digits than its factorization.

10022002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72567 (or 72564 counting only the distinct ones).

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

Adding to 10022002002 its reverse (20020022001), we get a palindrome (30042024003).

The spelling of 10022002002 in words is "ten billion, twenty-two million, two thousand, two".