103212322212 has 12 divisors (see below), whose sum is σ = 240828751856. Its totient is φ = 34404107400.

The previous prime is 103212322193. The next prime is 103212322217. The reversal of 103212322212 is 212223212301.

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

It is not an unprimeable number, because it can be changed into a prime (103212322217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4300513414 + ... + 4300513437.

Almost surely, 2^103212322212 is an apocalyptic number.

103212322212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103212322212 is an abundant number, since it is smaller than the sum of its proper divisors (137616429644).

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

103212322212 is a wasteful number, since it uses less digits than its factorization.

103212322212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8601026858 (or 8601026856 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 103212322212 its reverse (212223212301), we get a palindrome (315435534513).

The spelling of 103212322212 in words is "one hundred three billion, two hundred twelve million, three hundred twenty-two thousand, two hundred twelve".