2213312211109 has 2 divisors, whose sum is σ = 2213312211110. Its totient is φ = 2213312211108.

The previous prime is 2213312211073. The next prime is 2213312211127. The reversal of 2213312211109 is 9011122133122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2212046417025 + 1265794084 = 1487295^2 + 35578^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2213312211109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2213312241109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106656105554 + 1106656105555.

It is an arithmetic number, because the mean of its divisors is an integer number (1106656105555).

Almost surely, 2^{2213312211109} is an apocalyptic number.

It is an amenable number.

2213312211109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213312211109 is an equidigital number, since it uses as much as digits as its factorization.

2213312211109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 2213312211109 in words is "two trillion, two hundred thirteen billion, three hundred twelve million, two hundred eleven thousand, one hundred nine".