2012001102 has 48 divisors (see below), whose sum is σ = 4633115760. Its totient is φ = 628843776.

The previous prime is 2012001071. The next prime is 2012001113. The reversal of 2012001102 is 2011002102.

It is a super-3 number, since 3×2012001102³ (a number of 29 digits) contains 333 as substring.

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

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, 70093 + ... + 94535.

It is an arithmetic number, because the mean of its divisors is an integer number (96523245).

Almost surely, 2^2012001102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012001102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2316557880).

2012001102 is an abundant number, since it is smaller than the sum of its proper divisors (2621114658).

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

2012001102 is a wasteful number, since it uses less digits than its factorization.

2012001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24737 (or 24734 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 2012001102 is about 44855.3352679478. The cubic root of 2012001102 is about 1262.4360995269.

Adding to 2012001102 its reverse (2011002102), we get a palindrome (4023003204).

The spelling of 2012001102 in words is "two billion, twelve million, one thousand, one hundred two".