20314222121129 has 2 divisors, whose sum is σ = 20314222121130. Its totient is φ = 20314222121128.

The previous prime is 20314222121119. The next prime is 20314222121147. The reversal of 20314222121129 is 92112122241302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14177875683904 + 6136346437225 = 3765352^2 + 2477165^2 .

It is a cyclic number.

It is not a de Polignac number, because 20314222121129 - 2¹⁶ = 20314222055593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20314222121095 and 20314222121104.

It is not a weakly prime, because it can be changed into another prime (20314222121119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10157111060564 + 10157111060565.

It is an arithmetic number, because the mean of its divisors is an integer number (10157111060565).

Almost surely, 2^{20314222121129} is an apocalyptic number.

It is an amenable number.

20314222121129 is a deficient number, since it is larger than the sum of its proper divisors (1).

20314222121129 is an equidigital number, since it uses as much as digits as its factorization.

20314222121129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The spelling of 20314222121129 in words is "twenty trillion, three hundred fourteen billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred twenty-nine".