102100302 has 12 divisors (see below), whose sum is σ = 221217360. Its totient is φ = 34033428.

The previous prime is 102100301. The next prime is 102100307. The reversal of 102100302 is 203001201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102100301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2836102 + ... + 2836137.

It is an arithmetic number, because the mean of its divisors is an integer number (18434780).

Almost surely, 2^102100302 is an apocalyptic number.

102100302 is an abundant number, since it is smaller than the sum of its proper divisors (119117058).

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

102100302 is a wasteful number, since it uses less digits than its factorization.

102100302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5672247 (or 5672244 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 102100302 is about 10104.4694071485. The cubic root of 102100302 is about 467.3859742688.

Adding to 102100302 its reverse (203001201), we get a palindrome (305101503).

The spelling of 102100302 in words is "one hundred two million, one hundred thousand, three hundred two".