102021331102 has 4 divisors (see below), whose sum is σ = 153031996656. Its totient is φ = 51010665550.

The previous prime is 102021331063. The next prime is 102021331157. The reversal of 102021331102 is 201133120201.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25505332774 + ... + 25505332777.

It is an arithmetic number, because the mean of its divisors is an integer number (38257999164).

Almost surely, 2^102021331102 is an apocalyptic number.

102021331102 is a deficient number, since it is larger than the sum of its proper divisors (51010665554).

102021331102 is an equidigital number, since it uses as much as digits as its factorization.

102021331102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51010665553.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 102021331102 its reverse (201133120201), we get a palindrome (303154451303).

The spelling of 102021331102 in words is "one hundred two billion, twenty-one million, three hundred thirty-one thousand, one hundred two".