1023231112 has 8 divisors (see below), whose sum is σ = 1918558350. Its totient is φ = 511615552.

The previous prime is 1023231089. The next prime is 1023231119. The reversal of 1023231112 is 2111323201.

1023231112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 706177476 + 317053636 = 26574^2 + 17806^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1023231119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63951937 + ... + 63951952.

Almost surely, 2^1023231112 is an apocalyptic number.

It is an amenable number.

1023231112 is a deficient number, since it is larger than the sum of its proper divisors (895327238).

1023231112 is a wasteful number, since it uses less digits than its factorization.

1023231112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127903895 (or 127903891 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1023231112 is about 31987.9838689468. The cubic root of 1023231112 is about 1007.6845011810.

Adding to 1023231112 its reverse (2111323201), we get a palindrome (3134554313).

The spelling of 1023231112 in words is "one billion, twenty-three million, two hundred thirty-one thousand, one hundred twelve".