220060000121 has 16 divisors (see below), whose sum is σ = 237819398544. Its totient is φ = 202420076544.

The previous prime is 220060000087. The next prime is 220060000133. The reversal of 220060000121 is 121000060022.

It can be written as a sum of positive squares in 8 ways, for example, as 70862440000 + 149197560121 = 266200^2 + 386261^2 .

It is a cyclic number.

It is not a de Polignac number, because 220060000121 - 2¹⁸ = 220059737977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220060000096 and 220060000105.

It is not an unprimeable number, because it can be changed into a prime (220060008121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8736281 + ... + 8761433.

It is an arithmetic number, because the mean of its divisors is an integer number (14863712409).

Almost surely, 2^220060000121 is an apocalyptic number.

It is an amenable number.

220060000121 is a deficient number, since it is larger than the sum of its proper divisors (17759398423).

220060000121 is a wasteful number, since it uses less digits than its factorization.

220060000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27500.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 220060000121 its reverse (121000060022), we get a palindrome (341060060143).

The spelling of 220060000121 in words is "two hundred twenty billion, sixty million, one hundred twenty-one", and thus it is an aban number.