100020001000102 has 4 divisors (see below), whose sum is σ = 150030001500156. Its totient is φ = 50010000500050.

The previous prime is 100020001000063. The next prime is 100020001000103. The reversal of 100020001000102 is 201000100020001.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100020001000103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25005000250024 + ... + 25005000250027.

It is an arithmetic number, because the mean of its divisors is an integer number (37507500375039).

Almost surely, 2^{100020001000102} is an apocalyptic number.

100020001000102 is a deficient number, since it is larger than the sum of its proper divisors (50010000500054).

100020001000102 is an equidigital number, since it uses as much as digits as its factorization.

100020001000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50010000500053.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 100020001000102 its reverse (201000100020001), we get a palindrome (301020101020103).

The spelling of 100020001000102 in words is "one hundred trillion, twenty billion, one million, one hundred two", and thus it is an aban number.