23311340040401 has 4 divisors (see below), whose sum is σ = 26641531474752. Its totient is φ = 19981148606052.

The previous prime is 23311340040361. The next prime is 23311340040421. The reversal of 23311340040401 is 10404004311332.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23311340040401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23311340040421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1665095717165 + ... + 1665095717178.

It is an arithmetic number, because the mean of its divisors is an integer number (6660382868688).

Almost surely, 2^{23311340040401} is an apocalyptic number.

It is an amenable number.

23311340040401 is a deficient number, since it is larger than the sum of its proper divisors (3330191434351).

23311340040401 is an equidigital number, since it uses as much as digits as its factorization.

23311340040401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330191434350.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 23311340040401 its reverse (10404004311332), we get a palindrome (33715344351733).

The spelling of 23311340040401 in words is "twenty-three trillion, three hundred eleven billion, three hundred forty million, forty thousand, four hundred one".