103100428 has 6 divisors (see below), whose sum is σ = 180425756. Its totient is φ = 51550212.

The previous prime is 103100411. The next prime is 103100429. The reversal of 103100428 is 824001301.

It is not an unprimeable number, because it can be changed into a prime (103100429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12887550 + ... + 12887557.

Almost surely, 2^103100428 is an apocalyptic number.

It is an amenable number.

103100428 is a deficient number, since it is larger than the sum of its proper divisors (77325328).

103100428 is a wasteful number, since it uses less digits than its factorization.

103100428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25775111 (or 25775109 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 103100428 is about 10153.8380920714. The cubic root of 103100428 is about 468.9071151428.

Adding to 103100428 its reverse (824001301), we get a palindrome (927101729).

The spelling of 103100428 in words is "one hundred three million, one hundred thousand, four hundred twenty-eight".