20223431300129 has 2 divisors, whose sum is σ = 20223431300130. Its totient is φ = 20223431300128.

The previous prime is 20223431300071. The next prime is 20223431300143. The reversal of 20223431300129 is 92100313432202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11299009960000 + 8924421340129 = 3361400^2 + 2987377^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20223431300129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20223431300095 and 20223431300104.

It is not a weakly prime, because it can be changed into another prime (20223431300179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111715650064 + 10111715650065.

It is an arithmetic number, because the mean of its divisors is an integer number (10111715650065).

Almost surely, 2^{20223431300129} is an apocalyptic number.

It is an amenable number.

20223431300129 is a deficient number, since it is larger than the sum of its proper divisors (1).

20223431300129 is an equidigital number, since it uses as much as digits as its factorization.

20223431300129 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 20223431300129 in words is "twenty trillion, two hundred twenty-three billion, four hundred thirty-one million, three hundred thousand, one hundred twenty-nine".