22312120241 has 2 divisors, whose sum is σ = 22312120242. Its totient is φ = 22312120240.

The previous prime is 22312120213. The next prime is 22312120267. The reversal of 22312120241 is 14202121322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18333160000 + 3978960241 = 135400^2 + 63079^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22312120241 is a prime.

It is a super-3 number, since 3×22312120241³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22312120541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11156060120 + 11156060121.

It is an arithmetic number, because the mean of its divisors is an integer number (11156060121).

Almost surely, 2^22312120241 is an apocalyptic number.

It is an amenable number.

22312120241 is a deficient number, since it is larger than the sum of its proper divisors (1).

22312120241 is an equidigital number, since it uses as much as digits as its factorization.

22312120241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22312120241 its reverse (14202121322), we get a palindrome (36514241563).

The spelling of 22312120241 in words is "twenty-two billion, three hundred twelve million, one hundred twenty thousand, two hundred forty-one".