30103102112312 has 16 divisors (see below), whose sum is σ = 56991309825840. Its totient is φ = 14905419492096.

The previous prime is 30103102112297. The next prime is 30103102112341. The reversal of 30103102112312 is 21321120130103.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18266444633 + ... + 18266446280.

It is an arithmetic number, because the mean of its divisors is an integer number (3561956864115).

Almost surely, 2^{30103102112312} is an apocalyptic number.

It is an amenable number.

30103102112312 is a deficient number, since it is larger than the sum of its proper divisors (26888207713528).

30103102112312 is a wasteful number, since it uses less digits than its factorization.

30103102112312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36532891022 (or 36532891018 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 30103102112312 its reverse (21321120130103), we get a palindrome (51424222242415).

The spelling of 30103102112312 in words is "thirty trillion, one hundred three billion, one hundred two million, one hundred twelve thousand, three hundred twelve".