103102102120 has 16 divisors (see below), whose sum is σ = 231979729860. Its totient is φ = 41240840832.

The previous prime is 103102102111. The next prime is 103102102123. The reversal of 103102102120 is 21201201301.

It can be written as a sum of positive squares in 2 ways, for example, as 102091752324 + 1010349796 = 319518^2 + 31786^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 103102102120.

It is not an unprimeable number, because it can be changed into a prime (103102102123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1288776237 + ... + 1288776316.

Almost surely, 2^103102102120 is an apocalyptic number.

103102102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103102102120 is an abundant number, since it is smaller than the sum of its proper divisors (128877627740).

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

103102102120 is a wasteful number, since it uses less digits than its factorization.

103102102120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577552564 (or 2577552560 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 103102102120 its reverse (21201201301), we get a palindrome (124303303421).

The spelling of 103102102120 in words is "one hundred three billion, one hundred two million, one hundred two thousand, one hundred twenty".