1023120113 has 12 divisors (see below), whose sum is σ = 1102634640. Its totient is φ = 946697976.

The previous prime is 1023120053. The next prime is 1023120127. The reversal of 1023120113 is 3110213201.

It is not a de Polignac number, because 1023120113 - 2¹⁰ = 1023119089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1023120143) 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 11 ways as a sum of consecutive naturals, for example, 20570 + ... + 49692.

It is an arithmetic number, because the mean of its divisors is an integer number (91886220).

Almost surely, 2^1023120113 is an apocalyptic number.

It is an amenable number.

1023120113 is a deficient number, since it is larger than the sum of its proper divisors (79514527).

1023120113 is an equidigital number, since it uses as much as digits as its factorization.

1023120113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29228 (or 29185 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1023120113 is about 31986.2488110125. The cubic root of 1023120113 is about 1007.6480623565.

Adding to 1023120113 its reverse (3110213201), we get a palindrome (4133333314).

The spelling of 1023120113 in words is "one billion, twenty-three million, one hundred twenty thousand, one hundred thirteen".