1000211111212 has 6 divisors (see below), whose sum is σ = 1750369444628. Its totient is φ = 500105555604.

The previous prime is 1000211111203. The next prime is 1000211111287. The reversal of 1000211111212 is 2121111120001.

It is a happy number.

1000211111212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1000211111192 and 1000211111201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125026388898 + ... + 125026388905.

Almost surely, 2^{1000211111212} is an apocalyptic number.

It is an amenable number.

1000211111212 is a deficient number, since it is larger than the sum of its proper divisors (750158333416).

1000211111212 is a wasteful number, since it uses less digits than its factorization.

1000211111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250052777807 (or 250052777805 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1000211111212 its reverse (2121111120001), we get a palindrome (3121322231213).

The spelling of 1000211111212 in words is "one trillion, two hundred eleven million, one hundred eleven thousand, two hundred twelve".