10201012102 has 24 divisors (see below), whose sum is σ = 15899122512. Its totient is φ = 4908540000.

The previous prime is 10201012099. The next prime is 10201012121. The reversal of 10201012102 is 20121010201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 513352 + ... + 532852.

It is an arithmetic number, because the mean of its divisors is an integer number (662463438).

Almost surely, 2^10201012102 is an apocalyptic number.

10201012102 is a deficient number, since it is larger than the sum of its proper divisors (5698110410).

10201012102 is a wasteful number, since it uses less digits than its factorization.

10201012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19872 (or 19843 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10201012102 its reverse (20121010201), we get a palindrome (30322022303).

The spelling of 10201012102 in words is "ten billion, two hundred one million, twelve thousand, one hundred two".