10123020203312 has 10 divisors (see below), whose sum is σ = 19613351643948. Its totient is φ = 5061510101648.

The previous prime is 10123020203311. The next prime is 10123020203321. The reversal of 10123020203312 is 21330202032101.

It is not an unprimeable number, because it can be changed into a prime (10123020203311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316344381338 + ... + 316344381369.

Almost surely, 2^{10123020203312} is an apocalyptic number.

It is an amenable number.

10123020203312 is a deficient number, since it is larger than the sum of its proper divisors (9490331440636).

10123020203312 is an equidigital number, since it uses as much as digits as its factorization.

10123020203312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632688762715 (or 632688762709 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10123020203312 its reverse (21330202032101), we get a palindrome (31453222235413).

The spelling of 10123020203312 in words is "ten trillion, one hundred twenty-three billion, twenty million, two hundred three thousand, three hundred twelve".