20352124236229 has 2 divisors, whose sum is σ = 20352124236230. Its totient is φ = 20352124236228.

The previous prime is 20352124236221. The next prime is 20352124236277. The reversal of 20352124236229 is 92263242125302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10441105812900 + 9911018423329 = 3231270^2 + 3148177^2 .

It is a cyclic number.

It is not a de Polignac number, because 20352124236229 - 2³ = 20352124236221 is a prime.

It is a super-2 number, since 2×20352124236229² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20352124236221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10176062118114 + 10176062118115.

It is an arithmetic number, because the mean of its divisors is an integer number (10176062118115).

Almost surely, 2^{20352124236229} is an apocalyptic number.

It is an amenable number.

20352124236229 is a deficient number, since it is larger than the sum of its proper divisors (1).

20352124236229 is an equidigital number, since it uses as much as digits as its factorization.

20352124236229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 20352124236229 in words is "twenty trillion, three hundred fifty-two billion, one hundred twenty-four million, two hundred thirty-six thousand, two hundred twenty-nine".