101012020102 has 48 divisors (see below), whose sum is σ = 178600950000. Its totient is φ = 42716830464.

The previous prime is 101012020069. The next prime is 101012020141. The reversal of 101012020102 is 201020210101.

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 23 ways as a sum of consecutive naturals, for example, 4340674 + ... + 4363882.

It is an arithmetic number, because the mean of its divisors is an integer number (3720853125).

Almost surely, 2^101012020102 is an apocalyptic number.

101012020102 is a deficient number, since it is larger than the sum of its proper divisors (77588929898).

101012020102 is a wasteful number, since it uses less digits than its factorization.

101012020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23813 (or 23806 counting only the distinct ones).

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

Adding to 101012020102 its reverse (201020210101), we get a palindrome (302032230203).

The spelling of 101012020102 in words is "one hundred one billion, twelve million, twenty thousand, one hundred two".