1021352103 has 12 divisors (see below), whose sum is σ = 1476028320. Its totient is φ = 680558976.

The previous prime is 1021352089. The next prime is 1021352113. The reversal of 1021352103 is 3012531201.

1021352103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-1021352103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021352113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8938 + ... + 46071.

It is an arithmetic number, because the mean of its divisors is an integer number (123002360).

Almost surely, 2^1021352103 is an apocalyptic number.

1021352103 is a deficient number, since it is larger than the sum of its proper divisors (454676217).

1021352103 is a wasteful number, since it uses less digits than its factorization.

1021352103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57078 (or 57075 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1021352103 is about 31958.5998285282. The cubic root of 1021352103 is about 1007.0673032287.

Adding to 1021352103 its reverse (3012531201), we get a palindrome (4033883304).

The spelling of 1021352103 in words is "one billion, twenty-one million, three hundred fifty-two thousand, one hundred three".