23323031211309 has 32 divisors (see below), whose sum is σ = 31736387312640. Its totient is φ = 15231137238912.

The previous prime is 23323031211307. The next prime is 23323031211379. The reversal of 23323031211309 is 90311213032332.

It is not a de Polignac number, because 23323031211309 - 2¹ = 23323031211307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23323031211309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23323031211307) 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, 59906494 + ... + 60294560.

It is an arithmetic number, because the mean of its divisors is an integer number (991762103520).

Almost surely, 2^{23323031211309} is an apocalyptic number.

It is an amenable number.

23323031211309 is a deficient number, since it is larger than the sum of its proper divisors (8413356101331).

23323031211309 is a wasteful number, since it uses less digits than its factorization.

23323031211309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389329.

The product of its (nonzero) digits is 17496, while the sum is 33.

The spelling of 23323031211309 in words is "twenty-three trillion, three hundred twenty-three billion, thirty-one million, two hundred eleven thousand, three hundred nine".