1020124113 has 4 divisors (see below), whose sum is σ = 1360165488. Its totient is φ = 680082740.

The previous prime is 1020124093. The next prime is 1020124181. The reversal of 1020124113 is 3114210201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1020124113 - 2¹⁶ = 1020058577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020124092 and 1020124101.

It is not an unprimeable number, because it can be changed into a prime (1020124013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170020683 + ... + 170020688.

It is an arithmetic number, because the mean of its divisors is an integer number (340041372).

Almost surely, 2^1020124113 is an apocalyptic number.

It is an amenable number.

1020124113 is a deficient number, since it is larger than the sum of its proper divisors (340041375).

1020124113 is an equidigital number, since it uses as much as digits as its factorization.

1020124113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340041374.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1020124113 is about 31939.3818506245. The cubic root of 1020124113 is about 1006.6635363240.

Adding to 1020124113 its reverse (3114210201), we get a palindrome (4134334314).

The spelling of 1020124113 in words is "one billion, twenty million, one hundred twenty-four thousand, one hundred thirteen".