23401454033231 has 4 divisors (see below), whose sum is σ = 23522705090592. Its totient is φ = 23280202975872.

The previous prime is 23401454033201. The next prime is 23401454033239. The reversal of 23401454033231 is 13233045410432.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23401454033231 is a prime.

It is a super-2 number, since 2×23401454033231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23401454033191 and 23401454033200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23401454033239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60625528391 + ... + 60625528776.

It is an arithmetic number, because the mean of its divisors is an integer number (5880676272648).

Almost surely, 2^{23401454033231} is an apocalyptic number.

23401454033231 is a deficient number, since it is larger than the sum of its proper divisors (121251057361).

23401454033231 is a wasteful number, since it uses less digits than its factorization.

23401454033231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121251057360.

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 23401454033231 its reverse (13233045410432), we get a palindrome (36634499443663).

The spelling of 23401454033231 in words is "twenty-three trillion, four hundred one billion, four hundred fifty-four million, thirty-three thousand, two hundred thirty-one".