220002001061 has 2 divisors, whose sum is σ = 220002001062. Its totient is φ = 220002001060.

The previous prime is 220002001057. The next prime is 220002001123. The reversal of 220002001061 is 160100200022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196498044961 + 23503956100 = 443281^2 + 153310^2 .

It is a cyclic number.

It is not a de Polignac number, because 220002001061 - 2² = 220002001057 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220002009061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110001000530 + 110001000531.

It is an arithmetic number, because the mean of its divisors is an integer number (110001000531).

Almost surely, 2^220002001061 is an apocalyptic number.

It is an amenable number.

220002001061 is a deficient number, since it is larger than the sum of its proper divisors (1).

220002001061 is an equidigital number, since it uses as much as digits as its factorization.

220002001061 is an odious number, because the sum of its binary digits is odd.

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

Adding to 220002001061 its reverse (160100200022), we get a palindrome (380102201083).

The spelling of 220002001061 in words is "two hundred twenty billion, two million, one thousand, sixty-one".