1001211000212 has 24 divisors (see below), whose sum is σ = 1755677118720. Its totient is φ = 499589599680.

The previous prime is 1001211000199. The next prime is 1001211000287. The reversal of 1001211000212 is 2120001121001.

It is a junction number, because it is equal to n+sod(n) for n = 1001211000193 and 1001211000202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6378512 + ... + 6533592.

It is an arithmetic number, because the mean of its divisors is an integer number (73153213280).

Almost surely, 2^{1001211000212} is an apocalyptic number.

It is an amenable number.

1001211000212 is a deficient number, since it is larger than the sum of its proper divisors (754466118508).

1001211000212 is a wasteful number, since it uses less digits than its factorization.

1001211000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158351 (or 158349 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1001211000212 its reverse (2120001121001), we get a palindrome (3121212121213).

The spelling of 1001211000212 in words is "one trillion, one billion, two hundred eleven million, two hundred twelve", and thus it is an aban number.