1023230031112 has 32 divisors (see below), whose sum is σ = 1942461612000. Its totient is φ = 505245285504.

The previous prime is 1023230031073. The next prime is 1023230031113. The reversal of 1023230031112 is 2111300323201.

It is a self number, because there is not a number n which added to its sum of digits gives 1023230031112.

It is not an unprimeable number, because it can be changed into a prime (1023230031113) 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 7 ways as a sum of consecutive naturals, for example, 1325764 + ... + 1950412.

It is an arithmetic number, because the mean of its divisors is an integer number (60701925375).

Almost surely, 2^{1023230031112} is an apocalyptic number.

It is an amenable number.

1023230031112 is a deficient number, since it is larger than the sum of its proper divisors (919231580888).

1023230031112 is a wasteful number, since it uses less digits than its factorization.

1023230031112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627205 (or 627201 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1023230031112 its reverse (2111300323201), we get a palindrome (3134530354313).

The spelling of 1023230031112 in words is "one trillion, twenty-three billion, two hundred thirty million, thirty-one thousand, one hundred twelve".