1023100012 has 18 divisors (see below), whose sum is σ = 1967988764. Its totient is φ = 465045240.

The previous prime is 1023099941. The next prime is 1023100021. The reversal of 1023100012 is 2100013201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1056438 + ... + 1057405.

Almost surely, 2^1023100012 is an apocalyptic number.

It is an amenable number.

1023100012 is a deficient number, since it is larger than the sum of its proper divisors (944888752).

1023100012 is a wasteful number, since it uses less digits than its factorization.

1023100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113869 (or 2113856 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1023100012 is about 31985.9345963191. The cubic root of 1023100012 is about 1007.6414633052.

Adding to 1023100012 its reverse (2100013201), we get a palindrome (3123113213).

The spelling of 1023100012 in words is "one billion, twenty-three million, one hundred thousand, twelve".