10100000102 has 4 divisors (see below), whose sum is σ = 15150000156. Its totient is φ = 5050000050.

The previous prime is 10100000087. The next prime is 10100000111. The reversal of 10100000102 is 20100000101.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525000024 + ... + 2525000027.

It is an arithmetic number, because the mean of its divisors is an integer number (3787500039).

Almost surely, 2^10100000102 is an apocalyptic number.

10100000102 is a deficient number, since it is larger than the sum of its proper divisors (5050000054).

10100000102 is an equidigital number, since it uses as much as digits as its factorization.

10100000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050000053.

The product of its (nonzero) digits is 2, while the sum is 5.

Adding to 10100000102 its reverse (20100000101), we get a palindrome (30200000203).

Subtracting 10100000102 from its reverse (20100000101), we obtain a palindrome (9999999999).

The spelling of 10100000102 in words is "ten billion, one hundred million, one hundred two", and thus it is an aban number.