23240344200109 has 2 divisors, whose sum is σ = 23240344200110. Its totient is φ = 23240344200108.

The previous prime is 23240344200043. The next prime is 23240344200169. The reversal of 23240344200109 is 90100244304232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13227201634084 + 10013142566025 = 3636922^2 + 3164355^2 .

It is a cyclic number.

It is not a de Polignac number, because 23240344200109 - 2¹³ = 23240344191917 is a prime.

It is a super-2 number, since 2×23240344200109² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23240344200169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11620172100054 + 11620172100055.

It is an arithmetic number, because the mean of its divisors is an integer number (11620172100055).

Almost surely, 2^{23240344200109} is an apocalyptic number.

It is an amenable number.

23240344200109 is a deficient number, since it is larger than the sum of its proper divisors (1).

23240344200109 is an equidigital number, since it uses as much as digits as its factorization.

23240344200109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 23240344200109 in words is "twenty-three trillion, two hundred forty billion, three hundred forty-four million, two hundred thousand, one hundred nine".