23223302502121 has 16 divisors (see below), whose sum is σ = 25432842895360. Its totient is φ = 21123664788240.

The previous prime is 23223302502109. The next prime is 23223302502131. The reversal of 23223302502121 is 12120520332232.

It is a de Polignac number, because none of the positive numbers 2^k-23223302502121 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 23223302502121.

It is not an unprimeable number, because it can be changed into a prime (23223302502131) 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 15 ways as a sum of consecutive naturals, for example, 155154951 + ... + 155304556.

It is an arithmetic number, because the mean of its divisors is an integer number (1589552680960).

Almost surely, 2^{23223302502121} is an apocalyptic number.

It is an amenable number.

23223302502121 is a deficient number, since it is larger than the sum of its proper divisors (2209540393239).

23223302502121 is a wasteful number, since it uses less digits than its factorization.

23223302502121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310459684.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 23223302502121 its reverse (12120520332232), we get a palindrome (35343822834353).

The spelling of 23223302502121 in words is "twenty-three trillion, two hundred twenty-three billion, three hundred two million, five hundred two thousand, one hundred twenty-one".