102021303 has 8 divisors (see below), whose sum is σ = 136111600. Its totient is φ = 67972608.

The previous prime is 102021299. The next prime is 102021329. The reversal of 102021303 is 303120201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102021303 - 2² = 102021299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102026303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4138 + ... + 14871.

It is an arithmetic number, because the mean of its divisors is an integer number (17013950).

Almost surely, 2^102021303 is an apocalyptic number.

102021303 is a deficient number, since it is larger than the sum of its proper divisors (34090297).

102021303 is a wasteful number, since it uses less digits than its factorization.

102021303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20801.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 102021303 is about 10100.5595389562. The cubic root of 102021303 is about 467.2653982245.

Adding to 102021303 its reverse (303120201), we get a palindrome (405141504).

The spelling of 102021303 in words is "one hundred two million, twenty-one thousand, three hundred three".