212103101212 has 6 divisors (see below), whose sum is σ = 371180427128. Its totient is φ = 106051550604.

The previous prime is 212103101201. The next prime is 212103101237. The reversal of 212103101212 is 212101301212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26512887648 + ... + 26512887655.

Almost surely, 2^212103101212 is an apocalyptic number.

It is an amenable number.

212103101212 is a deficient number, since it is larger than the sum of its proper divisors (159077325916).

212103101212 is a wasteful number, since it uses less digits than its factorization.

212103101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53025775307 (or 53025775305 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 212103101212 its reverse (212101301212), we get a palindrome (424204402424).

The spelling of 212103101212 in words is "two hundred twelve billion, one hundred three million, one hundred one thousand, two hundred twelve".