1112200201221 has 16 divisors (see below), whose sum is σ = 1515396976704. Its totient is φ = 725318141184.

The previous prime is 1112200201187. The next prime is 1112200201261. The reversal of 1112200201221 is 1221020022111.

It is not a de Polignac number, because 1112200201221 - 2¹³ = 1112200193029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1112200201221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112200201261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10324711 + ... + 10431876.

It is an arithmetic number, because the mean of its divisors is an integer number (94712311044).

Almost surely, 2^{1112200201221} is an apocalyptic number.

It is an amenable number.

1112200201221 is a deficient number, since it is larger than the sum of its proper divisors (403196775483).

1112200201221 is a wasteful number, since it uses less digits than its factorization.

1112200201221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20756980.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1112200201221 its reverse (1221020022111), we get a palindrome (2333220223332).

The spelling of 1112200201221 in words is "one trillion, one hundred twelve billion, two hundred million, two hundred one thousand, two hundred twenty-one".