2211201213212 has 12 divisors (see below), whose sum is σ = 3909494929200. Its totient is φ = 1094202662016.

The previous prime is 2211201213203. The next prime is 2211201213223. The reversal of 2211201213212 is 2123121021122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2849485712 + ... + 2849486487.

It is an arithmetic number, because the mean of its divisors is an integer number (325791244100).

Almost surely, 2^{2211201213212} is an apocalyptic number.

It is an amenable number.

2211201213212 is a deficient number, since it is larger than the sum of its proper divisors (1698293715988).

2211201213212 is a wasteful number, since it uses less digits than its factorization.

2211201213212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5698972300 (or 5698972298 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 2211201213212 its reverse (2123121021122), we get a palindrome (4334322234334).

The spelling of 2211201213212 in words is "two trillion, two hundred eleven billion, two hundred one million, two hundred thirteen thousand, two hundred twelve".