103023313212 has 12 divisors (see below), whose sum is σ = 240387730856. Its totient is φ = 34341104400.

The previous prime is 103023313187. The next prime is 103023313241. The reversal of 103023313212 is 212313320301.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×103023313212² (a number of 23 digits) contains 22 as substring.

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, 4292638039 + ... + 4292638062.

Almost surely, 2^103023313212 is an apocalyptic number.

103023313212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103023313212 is an abundant number, since it is smaller than the sum of its proper divisors (137364417644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103023313212 is a wasteful number, since it uses less digits than its factorization.

103023313212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8585276108 (or 8585276106 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 103023313212 its reverse (212313320301), we get a palindrome (315336633513).

The spelling of 103023313212 in words is "one hundred three billion, twenty-three million, three hundred thirteen thousand, two hundred twelve".