23453123021235 has 12 divisors (see below), whose sum is σ = 40652079903552. Its totient is φ = 12508332277968.

The previous prime is 23453123021203. The next prime is 23453123021239. The reversal of 23453123021235 is 53212032135432.

23453123021235 is a `hidden beast` number, since 2 + 3 + 4 + 5 + 312 + 302 + 1 + 2 + 35 = 666.

It is not a de Polignac number, because 23453123021235 - 2⁵ = 23453123021203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23453123021235.

It is not an unprimeable number, because it can be changed into a prime (23453123021239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 260590255747 + ... + 260590255836.

It is an arithmetic number, because the mean of its divisors is an integer number (3387673325296).

Almost surely, 2^{23453123021235} is an apocalyptic number.

23453123021235 is a deficient number, since it is larger than the sum of its proper divisors (17198956882317).

23453123021235 is a wasteful number, since it uses less digits than its factorization.

23453123021235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521180511594 (or 521180511591 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 23453123021235 its reverse (53212032135432), we get a palindrome (76665155156667).

The spelling of 23453123021235 in words is "twenty-three trillion, four hundred fifty-three billion, one hundred twenty-three million, twenty-one thousand, two hundred thirty-five".