345224101 has 2 divisors, whose sum is σ = 345224102. Its totient is φ = 345224100.

The previous prime is 345224021. The next prime is 345224123. The reversal of 345224101 is 101422543.

It is an a-pointer prime, because the next prime (345224123) can be obtained adding 345224101 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 221235876 + 123988225 = 14874^2 + 11135^2 .

It is a cyclic number.

It is not a de Polignac number, because 345224101 - 2¹⁹ = 344699813 is a prime.

It is a super-2 number, since 2×345224101² = 238359359822516402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345224501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172612050 + 172612051.

It is an arithmetic number, because the mean of its divisors is an integer number (172612051).

Almost surely, 2^345224101 is an apocalyptic number.

It is an amenable number.

345224101 is a deficient number, since it is larger than the sum of its proper divisors (1).

345224101 is an equidigital number, since it uses as much as digits as its factorization.

345224101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 345224101 is about 18580.2072378109. The cubic root of 345224101 is about 701.5097353924.

Adding to 345224101 its reverse (101422543), we get a palindrome (446646644).

The spelling of 345224101 in words is "three hundred forty-five million, two hundred twenty-four thousand, one hundred one".