103121024 has 16 divisors (see below), whose sum is σ = 205436670. Its totient is φ = 51560448.

The previous prime is 103121023. The next prime is 103121033. The reversal of 103121024 is 420121301.

It can be written as a sum of positive squares in only one way, i.e., 55234624 + 47886400 = 7432^2 + 6920^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (103121023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402689 + ... + 402944.

Almost surely, 2^103121024 is an apocalyptic number.

It is an amenable number.

103121024 is a deficient number, since it is larger than the sum of its proper divisors (102315646).

103121024 is an frugal number, since it uses more digits than its factorization.

103121024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805647 (or 805635 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 103121024 is about 10154.8522392007. The cubic root of 103121024 is about 468.9383370239.

Adding to 103121024 its reverse (420121301), we get a palindrome (523242325).

The spelling of 103121024 in words is "one hundred three million, one hundred twenty-one thousand, twenty-four".