111010222201321 has 2 divisors, whose sum is σ = 111010222201322. Its totient is φ = 111010222201320.

The previous prime is 111010222201303. The next prime is 111010222201399. The reversal of 111010222201321 is 123102222010111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66494157816025 + 44516064385296 = 8154395^2 + 6672036^2 .

It is a cyclic number.

It is not a de Polignac number, because 111010222201321 - 2⁹ = 111010222200809 is a prime.

It is not a weakly prime, because it can be changed into another prime (111010222205321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505111100660 + 55505111100661.

It is an arithmetic number, because the mean of its divisors is an integer number (55505111100661).

Almost surely, 2^{111010222201321} is an apocalyptic number.

It is an amenable number.

111010222201321 is a deficient number, since it is larger than the sum of its proper divisors (1).

111010222201321 is an equidigital number, since it uses as much as digits as its factorization.

111010222201321 is an evil number, because the sum of its binary digits is even.

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

Adding to 111010222201321 its reverse (123102222010111), we get a palindrome (234112444211432).

The spelling of 111010222201321 in words is "one hundred eleven trillion, ten billion, two hundred twenty-two million, two hundred one thousand, three hundred twenty-one".