11210000001212 has 12 divisors (see below), whose sum is σ = 19619429220720. Its totient is φ = 5604448795296.

The previous prime is 11210000001169. The next prime is 11210000001217. The reversal of 11210000001212 is 21210000001211.

It is a junction number, because it is equal to n+sod(n) for n = 11210000001193 and 11210000001202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210000001217) 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, 137755568 + ... + 137836919.

It is an arithmetic number, because the mean of its divisors is an integer number (1634952435060).

Almost surely, 2^{11210000001212} is an apocalyptic number.

It is an amenable number.

11210000001212 is a deficient number, since it is larger than the sum of its proper divisors (8409429219508).

11210000001212 is a wasteful number, since it uses less digits than its factorization.

11210000001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275602660 (or 275602658 counting only the distinct ones).

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

Adding to 11210000001212 its reverse (21210000001211), we get a palindrome (32420000002423).

Subtracting 11210000001212 from its reverse (21210000001211), we obtain a palindrome (9999999999999).

The spelling of 11210000001212 in words is "eleven trillion, two hundred ten billion, one thousand, two hundred twelve".