23434902020343 has 32 divisors (see below), whose sum is σ = 35344364774400. Its totient is φ = 13681395862400.

The previous prime is 23434902020261. The next prime is 23434902020347. The reversal of 23434902020343 is 34302020943432.

It is a cyclic number.

It is not a de Polignac number, because 23434902020343 - 2⁹ = 23434902019831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23434902020347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27995748 + ... + 28820681.

It is an arithmetic number, because the mean of its divisors is an integer number (1104511399200).

Almost surely, 2^{23434902020343} is an apocalyptic number.

23434902020343 is a deficient number, since it is larger than the sum of its proper divisors (11909462754057).

23434902020343 is a wasteful number, since it uses less digits than its factorization.

23434902020343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56816903.

The product of its (nonzero) digits is 373248, while the sum is 39.

Adding to 23434902020343 its reverse (34302020943432), we get a palindrome (57736922963775).

The spelling of 23434902020343 in words is "twenty-three trillion, four hundred thirty-four billion, nine hundred two million, twenty thousand, three hundred forty-three".