23120202323129 has 2 divisors, whose sum is σ = 23120202323130. Its totient is φ = 23120202323128.

The previous prime is 23120202323111. The next prime is 23120202323161. The reversal of 23120202323129 is 92132320202132.

It is an a-pointer prime, because the next prime (23120202323161) can be obtained adding 23120202323129 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15477614905600 + 7642587417529 = 3934160^2 + 2764523^2 .

It is a cyclic number.

It is not a de Polignac number, because 23120202323129 - 2¹² = 23120202319033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23120202323095 and 23120202323104.

It is not a weakly prime, because it can be changed into another prime (23120202313129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11560101161564 + 11560101161565.

It is an arithmetic number, because the mean of its divisors is an integer number (11560101161565).

Almost surely, 2^{23120202323129} is an apocalyptic number.

It is an amenable number.

23120202323129 is a deficient number, since it is larger than the sum of its proper divisors (1).

23120202323129 is an equidigital number, since it uses as much as digits as its factorization.

23120202323129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 23120202323129 in words is "twenty-three trillion, one hundred twenty billion, two hundred two million, three hundred twenty-three thousand, one hundred twenty-nine".