23202121302023 has 4 divisors (see below), whose sum is σ = 23202241838400. Its totient is φ = 23202000765648.

The previous prime is 23202121301977. The next prime is 23202121302119. The reversal of 23202121302023 is 32020312120232.

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

It is a cyclic number.

It is not a de Polignac number, because 23202121302023 - 2¹⁴ = 23202121285639 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 23202121302023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23202121302523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59978990 + ... + 60364587.

It is an arithmetic number, because the mean of its divisors is an integer number (5800560459600).

Almost surely, 2^{23202121302023} is an apocalyptic number.

23202121302023 is a deficient number, since it is larger than the sum of its proper divisors (120536377).

23202121302023 is a wasteful number, since it uses less digits than its factorization.

23202121302023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120536376.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 23202121302023 its reverse (32020312120232), we get a palindrome (55222433422255).

The spelling of 23202121302023 in words is "twenty-three trillion, two hundred two billion, one hundred twenty-one million, three hundred two thousand, twenty-three".