2211320412055 has 16 divisors (see below), whose sum is σ = 2793445895520. Its totient is φ = 1675828666368.

The previous prime is 2211320412013. The next prime is 2211320412061. The reversal of 2211320412055 is 5502140231122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2211320412055 - 2¹¹ = 2211320410007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522199 + ... + 2166871.

It is an arithmetic number, because the mean of its divisors is an integer number (174590368470).

Almost surely, 2^{2211320412055} is an apocalyptic number.

2211320412055 is a deficient number, since it is larger than the sum of its proper divisors (582125483465).

2211320412055 is a wasteful number, since it uses less digits than its factorization.

2211320412055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658850.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 2211320412055 its reverse (5502140231122), we get a palindrome (7713460643177).

The spelling of 2211320412055 in words is "two trillion, two hundred eleven billion, three hundred twenty million, four hundred twelve thousand, fifty-five".