220124242425181 has 2 divisors, whose sum is σ = 220124242425182. Its totient is φ = 220124242425180.

The previous prime is 220124242425119. The next prime is 220124242425203. The reversal of 220124242425181 is 181524242421022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216885559891225 + 3238682533956 = 14727035^2 + 1799634^2 .

It is a cyclic number.

It is not a de Polignac number, because 220124242425181 - 2¹³ = 220124242416989 is a prime.

It is a super-2 number, since 2×220124242425181² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220124242426181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110062121212590 + 110062121212591.

It is an arithmetic number, because the mean of its divisors is an integer number (110062121212591).

Almost surely, 2^{220124242425181} is an apocalyptic number.

It is an amenable number.

220124242425181 is a deficient number, since it is larger than the sum of its proper divisors (1).

220124242425181 is an equidigital number, since it uses as much as digits as its factorization.

220124242425181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163840, while the sum is 40.

The spelling of 220124242425181 in words is "two hundred twenty trillion, one hundred twenty-four billion, two hundred forty-two million, four hundred twenty-five thousand, one hundred eighty-one".