7211122101112 has 16 divisors (see below), whose sum is σ = 13521013098840. Its totient is φ = 3605518608096.

The previous prime is 7211122101109. The next prime is 7211122101167. The reversal of 7211122101112 is 2111012211127.

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, 4577343 + ... + 5947630.

Almost surely, 2^{7211122101112} is an apocalyptic number.

It is an amenable number.

7211122101112 is a deficient number, since it is larger than the sum of its proper divisors (6309890997728).

7211122101112 is a wasteful number, since it uses less digits than its factorization.

7211122101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10610622 (or 10610618 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 7211122101112 its reverse (2111012211127), we get a palindrome (9322134312239).

The spelling of 7211122101112 in words is "seven trillion, two hundred eleven billion, one hundred twenty-two million, one hundred one thousand, one hundred twelve".