222120322741 has 2 divisors, whose sum is σ = 222120322742. Its totient is φ = 222120322740.

The previous prime is 222120322709. The next prime is 222120322759. The reversal of 222120322741 is 147223021222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 171553356100 + 50566966641 = 414190^2 + 224871^2 .

It is a cyclic number.

It is not a de Polignac number, because 222120322741 - 2⁵ = 222120322709 is a prime.

It is a super-3 number, since 3×222120322741³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222120322841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111060161370 + 111060161371.

It is an arithmetic number, because the mean of its divisors is an integer number (111060161371).

Almost surely, 2^222120322741 is an apocalyptic number.

It is an amenable number.

222120322741 is a deficient number, since it is larger than the sum of its proper divisors (1).

222120322741 is an equidigital number, since it uses as much as digits as its factorization.

222120322741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 222120322741 its reverse (147223021222), we get a palindrome (369343343963).

The spelling of 222120322741 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred twenty-two thousand, seven hundred forty-one".