23431350225061 has 4 divisors (see below), whose sum is σ = 23434646244300. Its totient is φ = 23428054205824.

The previous prime is 23431350225011. The next prime is 23431350225121. The reversal of 23431350225061 is 16052205313432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2076138056161 + 21355212168900 = 1440881^2 + 4621170^2 .

It is a cyclic number.

It is not a de Polignac number, because 23431350225061 - 2⁴¹ = 21232326969509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23431350225061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23431350225011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1647998956 + ... + 1648013173.

It is an arithmetic number, because the mean of its divisors is an integer number (5858661561075).

Almost surely, 2^{23431350225061} is an apocalyptic number.

It is an amenable number.

23431350225061 is a deficient number, since it is larger than the sum of its proper divisors (3296019239).

23431350225061 is an equidigital number, since it uses as much as digits as its factorization.

23431350225061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3296019238.

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 23431350225061 its reverse (16052205313432), we get a palindrome (39483555538493).

The spelling of 23431350225061 in words is "twenty-three trillion, four hundred thirty-one billion, three hundred fifty million, two hundred twenty-five thousand, sixty-one".