10020402102 has 16 divisors (see below), whose sum is σ = 20239229232. Its totient is φ = 3307063200.

The previous prime is 10020402097. The next prime is 10020402109. The reversal of 10020402102 is 20120402001.

10020402102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020402109) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8267053 + ... + 8268264.

It is an arithmetic number, because the mean of its divisors is an integer number (1264951827).

Almost surely, 2^10020402102 is an apocalyptic number.

10020402102 is an abundant number, since it is smaller than the sum of its proper divisors (10218827130).

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

10020402102 is a wasteful number, since it uses less digits than its factorization.

10020402102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16535423.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 10020402102 its reverse (20120402001), we get a palindrome (30140804103).

The spelling of 10020402102 in words is "ten billion, twenty million, four hundred two thousand, one hundred two".