220120220112029 has 2 divisors, whose sum is σ = 220120220112030. Its totient is φ = 220120220112028.

The previous prime is 220120220111983. The next prime is 220120220112073. The reversal of 220120220112029 is 920211022021022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139558734996004 + 80561485116025 = 11813498^2 + 8975605^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220120220112029 is a prime.

It is a super-2 number, since 2×220120220112029² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 220120220111989 and 220120220112007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220120220117029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110060110056014 + 110060110056015.

It is an arithmetic number, because the mean of its divisors is an integer number (110060110056015).

Almost surely, 2^{220120220112029} is an apocalyptic number.

It is an amenable number.

220120220112029 is a deficient number, since it is larger than the sum of its proper divisors (1).

220120220112029 is an equidigital number, since it uses as much as digits as its factorization.

220120220112029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 220120220112029 in words is "two hundred twenty trillion, one hundred twenty billion, two hundred twenty million, one hundred twelve thousand, twenty-nine".