2002101000 has 64 divisors (see below), whose sum is σ = 6246564480. Its totient is φ = 533892800.

The previous prime is 2002100983. The next prime is 2002101019. The reversal of 2002101000 is 1012002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a self number, because there is not a number n which added to its sum of digits gives 2002101000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330684 + ... + 336683.

It is an arithmetic number, because the mean of its divisors is an integer number (97602570).

Almost surely, 2^2002101000 is an apocalyptic number.

2002101000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002101000 is an abundant number, since it is smaller than the sum of its proper divisors (4244463480).

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

2002101000 is a wasteful number, since it uses less digits than its factorization.

2002101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667391 (or 667377 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 2002101000 is about 44744.8432783041. The cubic root of 2002101000 is about 1260.3620778519.

Adding to 2002101000 its reverse (1012002), we get a palindrome (2003113002).

The spelling of 2002101000 in words is "two billion, two million, one hundred one thousand".