102021544102 has 8 divisors (see below), whose sum is σ = 153324922536. Its totient is φ = 50913236592.

The previous prime is 102021544039. The next prime is 102021544111. The reversal of 102021544102 is 201445120201.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48766423 + ... + 48768514.

It is an arithmetic number, because the mean of its divisors is an integer number (19165615317).

Almost surely, 2^102021544102 is an apocalyptic number.

102021544102 is a deficient number, since it is larger than the sum of its proper divisors (51303378434).

102021544102 is an equidigital number, since it uses as much as digits as its factorization.

102021544102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97535462.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 102021544102 its reverse (201445120201), we get a palindrome (303466664303).

The spelling of 102021544102 in words is "one hundred two billion, twenty-one million, five hundred forty-four thousand, one hundred two".