103210121244 has 12 divisors (see below), whose sum is σ = 240823616264. Its totient is φ = 34403373744.

The previous prime is 103210121237. The next prime is 103210121303. The reversal of 103210121244 is 442121012301.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 103210121244.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4300421707 + ... + 4300421730.

Almost surely, 2^103210121244 is an apocalyptic number.

It is an amenable number.

103210121244 is an abundant number, since it is smaller than the sum of its proper divisors (137613495020).

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

103210121244 is a wasteful number, since it uses less digits than its factorization.

103210121244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8600843444 (or 8600843442 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 103210121244 its reverse (442121012301), we get a palindrome (545331133545).

The spelling of 103210121244 in words is "one hundred three billion, two hundred ten million, one hundred twenty-one thousand, two hundred forty-four".