10002012102 has 24 divisors (see below), whose sum is σ = 21816475200. Its totient is φ = 3311627280.

The previous prime is 10002012089. The next prime is 10002012107. The reversal of 10002012102 is 20121020001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002012107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1861974 + ... + 1867337.

It is an arithmetic number, because the mean of its divisors is an integer number (909019800).

Almost surely, 2^10002012102 is an apocalyptic number.

10002012102 is an abundant number, since it is smaller than the sum of its proper divisors (11814463098).

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

10002012102 is a wasteful number, since it uses less digits than its factorization.

10002012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729468 (or 3729465 counting only the distinct ones).

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

Adding to 10002012102 its reverse (20121020001), we get a palindrome (30123032103).

It can be divided in two parts, 1000 and 2012102, that added together give a palindrome (2013102).

The spelling of 10002012102 in words is "ten billion, two million, twelve thousand, one hundred two".