2002111012 has 72 divisors (see below), whose sum is σ = 4145594040. Its totient is φ = 842265600.

The previous prime is 2002110953. The next prime is 2002111039. The reversal of 2002111012 is 2101112002.

It can be written as a sum of positive squares in 4 ways, for example, as 98883136 + 1903227876 = 9944^2 + 43626^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2002111012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 499914 + ... + 503902.

It is an arithmetic number, because the mean of its divisors is an integer number (57577695).

Almost surely, 2^2002111012 is an apocalyptic number.

2002111012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2002111012 is an abundant number, since it is smaller than the sum of its proper divisors (2143483028).

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

2002111012 is a wasteful number, since it uses less digits than its factorization.

2002111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4093 (or 4080 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2002111012 is about 44744.9551569783. The cubic root of 2002111012 is about 1260.3641787656.

Adding to 2002111012 its reverse (2101112002), we get a palindrome (4103223014).

The spelling of 2002111012 in words is "two billion, two million, one hundred eleven thousand, twelve".