103144450102 has 4 divisors (see below), whose sum is σ = 154716675156. Its totient is φ = 51572225050.

The previous prime is 103144450051. The next prime is 103144450127. The reversal of 103144450102 is 201054441301.

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, 25786112524 + ... + 25786112527.

It is an arithmetic number, because the mean of its divisors is an integer number (38679168789).

Almost surely, 2^103144450102 is an apocalyptic number.

103144450102 is a deficient number, since it is larger than the sum of its proper divisors (51572225054).

103144450102 is an equidigital number, since it uses as much as digits as its factorization.

103144450102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51572225053.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 103144450102 its reverse (201054441301), we get a palindrome (304198891403).

The spelling of 103144450102 in words is "one hundred three billion, one hundred forty-four million, four hundred fifty thousand, one hundred two".