20114434321129 has 2 divisors, whose sum is σ = 20114434321130. Its totient is φ = 20114434321128.

The previous prime is 20114434321099. The next prime is 20114434321193. The reversal of 20114434321129 is 92112343441102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11583642075625 + 8530792245504 = 3403475^2 + 2920752^2 .

It is a cyclic number.

It is not a de Polignac number, because 20114434321129 - 2⁵ = 20114434321097 is a prime.

It is not a weakly prime, because it can be changed into another prime (20114434321229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10057217160564 + 10057217160565.

It is an arithmetic number, because the mean of its divisors is an integer number (10057217160565).

Almost surely, 2^{20114434321129} is an apocalyptic number.

It is an amenable number.

20114434321129 is a deficient number, since it is larger than the sum of its proper divisors (1).

20114434321129 is an equidigital number, since it uses as much as digits as its factorization.

20114434321129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 20114434321129 in words is "twenty trillion, one hundred fourteen billion, four hundred thirty-four million, three hundred twenty-one thousand, one hundred twenty-nine".