1230103123112 has 16 divisors (see below), whose sum is σ = 2330221123860. Its totient is φ = 608710823424.

The previous prime is 1230103123099. The next prime is 1230103123157. The reversal of 1230103123112 is 2113213010321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1221391887556 + 8711235556 = 1105166^2 + 93334^2 .

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, 792591443 + ... + 792592994.

Almost surely, 2^{1230103123112} is an apocalyptic number.

It is an amenable number.

1230103123112 is a deficient number, since it is larger than the sum of its proper divisors (1100118000748).

1230103123112 is a wasteful number, since it uses less digits than its factorization.

1230103123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585184540 (or 1585184536 counting only the distinct ones).

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

Adding to 1230103123112 its reverse (2113213010321), we get a palindrome (3343316133433).

The spelling of 1230103123112 in words is "one trillion, two hundred thirty billion, one hundred three million, one hundred twenty-three thousand, one hundred twelve".