10111020102 has 32 divisors (see below), whose sum is σ = 22667787360. Its totient is φ = 3340512000.

The previous prime is 10111020097. The next prime is 10111020121. The reversal of 10111020102 is 20102011101.

It is a happy number.

10111020102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822399 + ... + 834602.

It is an arithmetic number, because the mean of its divisors is an integer number (708368355).

Almost surely, 2^10111020102 is an apocalyptic number.

10111020102 is an abundant number, since it is smaller than the sum of its proper divisors (12556767258).

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

10111020102 is a wasteful number, since it uses less digits than its factorization.

10111020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1657125 (or 1657119 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10111020102 its reverse (20102011101), we get a palindrome (30213031203).

Subtracting 10111020102 from its reverse (20102011101), we obtain a palindrome (9990990999).

The spelling of 10111020102 in words is "ten billion, one hundred eleven million, twenty thousand, one hundred two".