2201121213112 has 16 divisors (see below), whose sum is σ = 4127242983840. Its totient is φ = 1100523084096.

The previous prime is 2201121213041. The next prime is 2201121213113. The reversal of 2201121213112 is 2113121211022.

It is a self number, because there is not a number n which added to its sum of digits gives 2201121213112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201121213113) 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, 4440213 + ... + 4910980.

It is an arithmetic number, because the mean of its divisors is an integer number (257952686490).

Almost surely, 2^{2201121213112} is an apocalyptic number.

It is an amenable number.

2201121213112 is a deficient number, since it is larger than the sum of its proper divisors (1926121770728).

2201121213112 is a wasteful number, since it uses less digits than its factorization.

2201121213112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9380622 (or 9380618 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 2201121213112 its reverse (2113121211022), we get a palindrome (4314242424134).

The spelling of 2201121213112 in words is "two trillion, two hundred one billion, one hundred twenty-one million, two hundred thirteen thousand, one hundred twelve".