20032102002 has 96 divisors (see below), whose sum is σ = 47954692800. Its totient is φ = 5552426880.

The previous prime is 20032101967. The next prime is 20032102003. The reversal of 20032102002 is 20020123002.

It is a super-2 number, since 2×20032102002² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20032102003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 374988 + ... + 425064.

It is an arithmetic number, because the mean of its divisors is an integer number (499528050).

Almost surely, 2^20032102002 is an apocalyptic number.

20032102002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 20032102002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23977346400).

20032102002 is an abundant number, since it is smaller than the sum of its proper divisors (27922590798).

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

20032102002 is a wasteful number, since it uses less digits than its factorization.

20032102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50152 (or 50141 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 20032102002 its reverse (20020123002), we get a palindrome (40052225004).

The spelling of 20032102002 in words is "twenty billion, thirty-two million, one hundred two thousand, two".