103123112212 has 12 divisors (see below), whose sum is σ = 180483731680. Its totient is φ = 51556331736.

The previous prime is 103123112201. The next prime is 103123112233. The reversal of 103123112212 is 212211321301.

It is a self number, because there is not a number n which added to its sum of digits gives 103123112212.

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, 1261512 + ... + 1340767.

Almost surely, 2^103123112212 is an apocalyptic number.

It is an amenable number.

103123112212 is a deficient number, since it is larger than the sum of its proper divisors (77360619468).

103123112212 is a wasteful number, since it uses less digits than its factorization.

103123112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2612190 (or 2612188 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 103123112212 its reverse (212211321301), we get a palindrome (315334433513).

The spelling of 103123112212 in words is "one hundred three billion, one hundred twenty-three million, one hundred twelve thousand, two hundred twelve".